100819240

素因数分解:

$2^3\times 5^1\times {\mathrm{2520481}}^1$

素因数の和:2520492

約数の個数: 16

約数和(自身を含む): 226843380

約数和(自身を除く): 126024140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2520481, 5040962, 10081924, 12602405, 20163848, 25204810, 50409620, 100819240]

約数ペア:

[(1, 100819240), (2, 50409620), (4, 25204810), (5, 20163848), (8, 12602405), (10, 10081924), (20, 5040962), (40, 2520481)]