40438064

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{87151}}^1$

素因数の和:87188

約数の個数: 20

約数和(自身を含む): 81051360

約数和(自身を除く): 40613296

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 87151, 174302, 348604, 697208, 1394416, 2527379, 5054758, 10109516, 20219032, 40438064]

約数ペア:

[(1, 40438064), (2, 20219032), (4, 10109516), (8, 5054758), (16, 2527379), (29, 1394416), (58, 697208), (116, 348604), (232, 174302), (464, 87151)]