20260240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1$

素因数の和:78

約数の個数: 240

約数和(自身を含む): 66495744

約数和(自身を除く): 46235504

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 16, 20, 22, 23, 26, 28, 35, 40, 44, 46, 52, 55, 56, 65, 70, 77, 80, 88, 91, 92, 104, 110, 112, 115, 121, 130, 140, 143, 154, 161, 176, 182, 184, 208, 220, 230, 242, 253, 260, 280, 286, 299, 308, 322, 364, 368, 385, 440, 455, 460, 484, 506, 520, 560, 572, 598, 605, 616, 644, 715, 728, 770, 805, 847, 880, 910, 920, 968, 1001, 1012, 1040, 1144, 1196, 1210, 1232, 1265, 1288, 1430, 1456, 1495, 1540, 1573, 1610, 1694, 1771, 1820, 1840, 1936, 2002, 2024, 2093, 2288, 2392, 2420, 2530, 2576, 2783, 2860, 2990, 3080, 3146, 3220, 3289, 3388, 3542, 3640, 4004, 4048, 4186, 4235, 4784, 4840, 5005, 5060, 5566, 5720, 5980, 6160, 6292, 6440, 6578, 6776, 7084, 7280, 7865, 8008, 8372, 8470, 8855, 9680, 10010, 10120, 10465, 11011, 11132, 11440, 11960, 12584, 12880, 13156, 13552, 13915, 14168, 15730, 16016, 16445, 16744, 16940, 17710, 19481, 20020, 20240, 20930, 22022, 22264, 23023, 23920, 25168, 26312, 27830, 28336, 31460, 32890, 33488, 33880, 35420, 36179, 38962, 40040, 41860, 44044, 44528, 46046, 52624, 55055, 55660, 62920, 65780, 67760, 70840, 72358, 77924, 80080, 83720, 88088, 92092, 97405, 110110, 111320, 115115, 125840, 131560, 141680, 144716, 155848, 167440, 176176, 180895, 184184, 194810, 220220, 222640, 230230, 253253, 263120, 289432, 311696, 361790, 368368, 389620, 440440, 460460, 506506, 578864, 723580, 779240, 880880, 920920, 1013012, 1266265, 1447160, 1558480, 1841840, 2026024, 2532530, 2894320, 4052048, 5065060, 10130120, 20260240]

約数ペア:

[(1, 20260240), (2, 10130120), (4, 5065060), (5, 4052048), (7, 2894320), (8, 2532530), (10, 2026024), (11, 1841840), (13, 1558480), (14, 1447160), (16, 1266265), (20, 1013012), (22, 920920), (23, 880880), (26, 779240), (28, 723580), (35, 578864), (40, 506506), (44, 460460), (46, 440440), (52, 389620), (55, 368368), (56, 361790), (65, 311696), (70, 289432), (77, 263120), (80, 253253), (88, 230230), (91, 222640), (92, 220220), (104, 194810), (110, 184184), (112, 180895), (115, 176176), (121, 167440), (130, 155848), (140, 144716), (143, 141680), (154, 131560), (161, 125840), (176, 115115), (182, 111320), (184, 110110), (208, 97405), (220, 92092), (230, 88088), (242, 83720), (253, 80080), (260, 77924), (280, 72358), (286, 70840), (299, 67760), (308, 65780), (322, 62920), (364, 55660), (368, 55055), (385, 52624), (440, 46046), (455, 44528), (460, 44044), (484, 41860), (506, 40040), (520, 38962), (560, 36179), (572, 35420), (598, 33880), (605, 33488), (616, 32890), (644, 31460), (715, 28336), (728, 27830), (770, 26312), (805, 25168), (847, 23920), (880, 23023), (910, 22264), (920, 22022), (968, 20930), (1001, 20240), (1012, 20020), (1040, 19481), (1144, 17710), (1196, 16940), (1210, 16744), (1232, 16445), (1265, 16016), (1288, 15730), (1430, 14168), (1456, 13915), (1495, 13552), (1540, 13156), (1573, 12880), (1610, 12584), (1694, 11960), (1771, 11440), (1820, 11132), (1840, 11011), (1936, 10465), (2002, 10120), (2024, 10010), (2093, 9680), (2288, 8855), (2392, 8470), (2420, 8372), (2530, 8008), (2576, 7865), (2783, 7280), (2860, 7084), (2990, 6776), (3080, 6578), (3146, 6440), (3220, 6292), (3289, 6160), (3388, 5980), (3542, 5720), (3640, 5566), (4004, 5060), (4048, 5005), (4186, 4840), (4235, 4784)]