30707780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{2441}}^1$

素因数の和:2504

約数の個数: 48

約数和(自身を含む): 70153776

約数和(自身を除く): 39445996

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 37, 68, 74, 85, 148, 170, 185, 340, 370, 629, 740, 1258, 2441, 2516, 3145, 4882, 6290, 9764, 12205, 12580, 24410, 41497, 48820, 82994, 90317, 165988, 180634, 207485, 361268, 414970, 451585, 829940, 903170, 1535389, 1806340, 3070778, 6141556, 7676945, 15353890, 30707780]

約数ペア:

[(1, 30707780), (2, 15353890), (4, 7676945), (5, 6141556), (10, 3070778), (17, 1806340), (20, 1535389), (34, 903170), (37, 829940), (68, 451585), (74, 414970), (85, 361268), (148, 207485), (170, 180634), (185, 165988), (340, 90317), (370, 82994), (629, 48820), (740, 41497), (1258, 24410), (2441, 12580), (2516, 12205), (3145, 9764), (4882, 6290)]