156970480

素因数分解:

$2^4\times 5^1\times {\mathrm{1962131}}^1$

素因数の和:1962144

約数の個数: 20

約数和(自身を含む): 364956552

約数和(自身を除く): 207986072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1962131, 3924262, 7848524, 9810655, 15697048, 19621310, 31394096, 39242620, 78485240, 156970480]

約数ペア:

[(1, 156970480), (2, 78485240), (4, 39242620), (5, 31394096), (8, 19621310), (10, 15697048), (16, 9810655), (20, 7848524), (40, 3924262), (80, 1962131)]