99830480

素因数分解:

$2^4\times 5^1\times {\mathrm{1247881}}^1$

素因数の和:1247894

約数の個数: 20

約数和(自身を含む): 232106052

約数和(自身を除く): 132275572

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1247881, 2495762, 4991524, 6239405, 9983048, 12478810, 19966096, 24957620, 49915240, 99830480]

約数ペア:

[(1, 99830480), (2, 49915240), (4, 24957620), (5, 19966096), (8, 12478810), (10, 9983048), (16, 6239405), (20, 4991524), (40, 2495762), (80, 1247881)]