55743740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{214399}}^1$

素因数の和:214421

約数の個数: 24

約数和(自身を含む): 126067200

約数和(自身を除く): 70323460

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 214399, 428798, 857596, 1071995, 2143990, 2787187, 4287980, 5574374, 11148748, 13935935, 27871870, 55743740]

約数ペア:

[(1, 55743740), (2, 27871870), (4, 13935935), (5, 11148748), (10, 5574374), (13, 4287980), (20, 2787187), (26, 2143990), (52, 1071995), (65, 857596), (130, 428798), (260, 214399)]