13557380

素因数分解:

$2^2\times 5^1\times {\mathrm{557}}^1\times {\mathrm{1217}}^1$

素因数の和:1783

約数の個数: 24

約数和(自身を含む): 28545048

約数和(自身を除く): 14987668

約数列:

[1, 2, 4, 5, 10, 20, 557, 1114, 1217, 2228, 2434, 2785, 4868, 5570, 6085, 11140, 12170, 24340, 677869, 1355738, 2711476, 3389345, 6778690, 13557380]

約数ペア:

[(1, 13557380), (2, 6778690), (4, 3389345), (5, 2711476), (10, 1355738), (20, 677869), (557, 24340), (1114, 12170), (1217, 11140), (2228, 6085), (2434, 5570), (2785, 4868)]