34905680

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:268

約数の個数: 80

約数和(自身を含む): 84786240

約数和(自身を除く): 49880560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 73, 80, 86, 139, 146, 172, 215, 278, 292, 344, 365, 430, 556, 584, 688, 695, 730, 860, 1112, 1168, 1390, 1460, 1720, 2224, 2780, 2920, 3139, 3440, 5560, 5840, 5977, 6278, 10147, 11120, 11954, 12556, 15695, 20294, 23908, 25112, 29885, 31390, 40588, 47816, 50224, 50735, 59770, 62780, 81176, 95632, 101470, 119540, 125560, 162352, 202940, 239080, 251120, 405880, 436321, 478160, 811760, 872642, 1745284, 2181605, 3490568, 4363210, 6981136, 8726420, 17452840, 34905680]

約数ペア:

[(1, 34905680), (2, 17452840), (4, 8726420), (5, 6981136), (8, 4363210), (10, 3490568), (16, 2181605), (20, 1745284), (40, 872642), (43, 811760), (73, 478160), (80, 436321), (86, 405880), (139, 251120), (146, 239080), (172, 202940), (215, 162352), (278, 125560), (292, 119540), (344, 101470), (365, 95632), (430, 81176), (556, 62780), (584, 59770), (688, 50735), (695, 50224), (730, 47816), (860, 40588), (1112, 31390), (1168, 29885), (1390, 25112), (1460, 23908), (1720, 20294), (2224, 15695), (2780, 12556), (2920, 11954), (3139, 11120), (3440, 10147), (5560, 6278), (5840, 5977)]