1566011289620

素因数分解:

$2^2\times 5^1\times {\mathrm{997}}^1\times {\mathrm{78536173}}^1$

素因数の和:78537179

約数の個数: 24

約数和(自身を含む): 3291922269384

約数和(自身を除く): 1725910979764

約数列:

[1, 2, 4, 5, 10, 20, 997, 1994, 3988, 4985, 9970, 19940, 78536173, 157072346, 314144692, 392680865, 785361730, 1570723460, 78300564481, 156601128962, 313202257924, 391502822405, 783005644810, 1566011289620]

約数ペア:

[(1, 1566011289620), (2, 783005644810), (4, 391502822405), (5, 313202257924), (10, 156601128962), (20, 78300564481), (997, 1570723460), (1994, 785361730), (3988, 392680865), (4985, 314144692), (9970, 157072346), (19940, 78536173)]