11156560

素因数分解:

$2^4\times 5^1\times {\mathrm{139457}}^1$

素因数の和:139470

約数の個数: 20

約数和(自身を含む): 25939188

約数和(自身を除く): 14782628

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139457, 278914, 557828, 697285, 1115656, 1394570, 2231312, 2789140, 5578280, 11156560]

約数ペア:

[(1, 11156560), (2, 5578280), (4, 2789140), (5, 2231312), (8, 1394570), (10, 1115656), (16, 697285), (20, 557828), (40, 278914), (80, 139457)]