66603980

素因数分解:

$2^2\times 5^1\times {\mathrm{941}}^1\times {\mathrm{3539}}^1$

素因数の和:4489

約数の個数: 24

約数和(自身を含む): 140056560

約数和(自身を除く): 73452580

約数列:

[1, 2, 4, 5, 10, 20, 941, 1882, 3539, 3764, 4705, 7078, 9410, 14156, 17695, 18820, 35390, 70780, 3330199, 6660398, 13320796, 16650995, 33301990, 66603980]

約数ペア:

[(1, 66603980), (2, 33301990), (4, 16650995), (5, 13320796), (10, 6660398), (20, 3330199), (941, 70780), (1882, 35390), (3539, 18820), (3764, 17695), (4705, 14156), (7078, 9410)]