7258420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{27917}}^1$

素因数の和:27939

約数の個数: 24

約数和(自身を含む): 16415784

約数和(自身を除く): 9157364

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 27917, 55834, 111668, 139585, 279170, 362921, 558340, 725842, 1451684, 1814605, 3629210, 7258420]

約数ペア:

[(1, 7258420), (2, 3629210), (4, 1814605), (5, 1451684), (10, 725842), (13, 558340), (20, 362921), (26, 279170), (52, 139585), (65, 111668), (130, 55834), (260, 27917)]