27891400

素因数分解:

$2^3\times 5^2\times {\mathrm{139457}}^1$

素因数の和:139473

約数の個数: 24

約数和(自身を含む): 64847970

約数和(自身を除く): 36956570

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 139457, 278914, 557828, 697285, 1115656, 1394570, 2789140, 3486425, 5578280, 6972850, 13945700, 27891400]

約数ペア:

[(1, 27891400), (2, 13945700), (4, 6972850), (5, 5578280), (8, 3486425), (10, 2789140), (20, 1394570), (25, 1115656), (40, 697285), (50, 557828), (100, 278914), (200, 139457)]