19299280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1$

素因数の和:285

約数の個数: 160

約数和(自身を含む): 60496128

約数和(自身を除く): 41196848

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 16, 20, 22, 26, 28, 35, 40, 44, 52, 55, 56, 65, 70, 77, 80, 88, 91, 104, 110, 112, 130, 140, 143, 154, 176, 182, 208, 220, 241, 260, 280, 286, 308, 364, 385, 440, 455, 482, 520, 560, 572, 616, 715, 728, 770, 880, 910, 964, 1001, 1040, 1144, 1205, 1232, 1430, 1456, 1540, 1687, 1820, 1928, 2002, 2288, 2410, 2651, 2860, 3080, 3133, 3374, 3640, 3856, 4004, 4820, 5005, 5302, 5720, 6160, 6266, 6748, 7280, 8008, 8435, 9640, 10010, 10604, 11440, 12532, 13255, 13496, 15665, 16016, 16870, 18557, 19280, 20020, 21208, 21931, 25064, 26510, 26992, 31330, 33740, 34463, 37114, 40040, 42416, 43862, 50128, 53020, 62660, 67480, 68926, 74228, 80080, 87724, 92785, 106040, 109655, 125320, 134960, 137852, 148456, 172315, 175448, 185570, 212080, 219310, 241241, 250640, 275704, 296912, 344630, 350896, 371140, 438620, 482482, 551408, 689260, 742280, 877240, 964964, 1206205, 1378520, 1484560, 1754480, 1929928, 2412410, 2757040, 3859856, 4824820, 9649640, 19299280]

約数ペア:

[(1, 19299280), (2, 9649640), (4, 4824820), (5, 3859856), (7, 2757040), (8, 2412410), (10, 1929928), (11, 1754480), (13, 1484560), (14, 1378520), (16, 1206205), (20, 964964), (22, 877240), (26, 742280), (28, 689260), (35, 551408), (40, 482482), (44, 438620), (52, 371140), (55, 350896), (56, 344630), (65, 296912), (70, 275704), (77, 250640), (80, 241241), (88, 219310), (91, 212080), (104, 185570), (110, 175448), (112, 172315), (130, 148456), (140, 137852), (143, 134960), (154, 125320), (176, 109655), (182, 106040), (208, 92785), (220, 87724), (241, 80080), (260, 74228), (280, 68926), (286, 67480), (308, 62660), (364, 53020), (385, 50128), (440, 43862), (455, 42416), (482, 40040), (520, 37114), (560, 34463), (572, 33740), (616, 31330), (715, 26992), (728, 26510), (770, 25064), (880, 21931), (910, 21208), (964, 20020), (1001, 19280), (1040, 18557), (1144, 16870), (1205, 16016), (1232, 15665), (1430, 13496), (1456, 13255), (1540, 12532), (1687, 11440), (1820, 10604), (1928, 10010), (2002, 9640), (2288, 8435), (2410, 8008), (2651, 7280), (2860, 6748), (3080, 6266), (3133, 6160), (3374, 5720), (3640, 5302), (3856, 5005), (4004, 4820)]