12635240

素因数分解:

$2^3\times 5^1\times {\mathrm{315881}}^1$

素因数の和:315892

約数の個数: 16

約数和(自身を含む): 28429380

約数和(自身を除く): 15794140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 315881, 631762, 1263524, 1579405, 2527048, 3158810, 6317620, 12635240]

約数ペア:

[(1, 12635240), (2, 6317620), (4, 3158810), (5, 2527048), (8, 1579405), (10, 1263524), (20, 631762), (40, 315881)]