38172640

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{41}}^1$

素因数の和:113

約数の個数: 144

約数和(自身を含む): 105353136

約数和(自身を除く): 67180496

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 32, 40, 41, 44, 46, 55, 80, 82, 88, 92, 110, 115, 160, 164, 176, 184, 205, 220, 230, 253, 328, 352, 368, 410, 440, 451, 460, 506, 529, 656, 736, 820, 880, 902, 920, 943, 1012, 1058, 1265, 1312, 1640, 1760, 1804, 1840, 1886, 2024, 2116, 2255, 2530, 2645, 3280, 3608, 3680, 3772, 4048, 4232, 4510, 4715, 5060, 5290, 5819, 6560, 7216, 7544, 8096, 8464, 9020, 9430, 10120, 10373, 10580, 11638, 14432, 15088, 16928, 18040, 18860, 20240, 20746, 21160, 21689, 23276, 29095, 30176, 36080, 37720, 40480, 41492, 42320, 43378, 46552, 51865, 58190, 72160, 75440, 82984, 84640, 86756, 93104, 103730, 108445, 116380, 150880, 165968, 173512, 186208, 207460, 216890, 232760, 238579, 331936, 347024, 414920, 433780, 465520, 477158, 694048, 829840, 867560, 931040, 954316, 1192895, 1659680, 1735120, 1908632, 2385790, 3470240, 3817264, 4771580, 7634528, 9543160, 19086320, 38172640]

約数ペア:

[(1, 38172640), (2, 19086320), (4, 9543160), (5, 7634528), (8, 4771580), (10, 3817264), (11, 3470240), (16, 2385790), (20, 1908632), (22, 1735120), (23, 1659680), (32, 1192895), (40, 954316), (41, 931040), (44, 867560), (46, 829840), (55, 694048), (80, 477158), (82, 465520), (88, 433780), (92, 414920), (110, 347024), (115, 331936), (160, 238579), (164, 232760), (176, 216890), (184, 207460), (205, 186208), (220, 173512), (230, 165968), (253, 150880), (328, 116380), (352, 108445), (368, 103730), (410, 93104), (440, 86756), (451, 84640), (460, 82984), (506, 75440), (529, 72160), (656, 58190), (736, 51865), (820, 46552), (880, 43378), (902, 42320), (920, 41492), (943, 40480), (1012, 37720), (1058, 36080), (1265, 30176), (1312, 29095), (1640, 23276), (1760, 21689), (1804, 21160), (1840, 20746), (1886, 20240), (2024, 18860), (2116, 18040), (2255, 16928), (2530, 15088), (2645, 14432), (3280, 11638), (3608, 10580), (3680, 10373), (3772, 10120), (4048, 9430), (4232, 9020), (4510, 8464), (4715, 8096), (5060, 7544), (5290, 7216), (5819, 6560)]