39739480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{2441}}^1$

素因数の和:2500

約数の個数: 64

約数和(自身を含む): 100219680

約数和(自身を除く): 60480200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 37, 40, 44, 55, 74, 88, 110, 148, 185, 220, 296, 370, 407, 440, 740, 814, 1480, 1628, 2035, 2441, 3256, 4070, 4882, 8140, 9764, 12205, 16280, 19528, 24410, 26851, 48820, 53702, 90317, 97640, 107404, 134255, 180634, 214808, 268510, 361268, 451585, 537020, 722536, 903170, 993487, 1074040, 1806340, 1986974, 3612680, 3973948, 4967435, 7947896, 9934870, 19869740, 39739480]

約数ペア:

[(1, 39739480), (2, 19869740), (4, 9934870), (5, 7947896), (8, 4967435), (10, 3973948), (11, 3612680), (20, 1986974), (22, 1806340), (37, 1074040), (40, 993487), (44, 903170), (55, 722536), (74, 537020), (88, 451585), (110, 361268), (148, 268510), (185, 214808), (220, 180634), (296, 134255), (370, 107404), (407, 97640), (440, 90317), (740, 53702), (814, 48820), (1480, 26851), (1628, 24410), (2035, 19528), (2441, 16280), (3256, 12205), (4070, 9764), (4882, 8140)]