40972640

素因数分解:

$2^5\times 5^1\times {\mathrm{256079}}^1$

素因数の和:256094

約数の個数: 24

約数和(自身を含む): 96798240

約数和(自身を除く): 55825600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 256079, 512158, 1024316, 1280395, 2048632, 2560790, 4097264, 5121580, 8194528, 10243160, 20486320, 40972640]

約数ペア:

[(1, 40972640), (2, 20486320), (4, 10243160), (5, 8194528), (8, 5121580), (10, 4097264), (16, 2560790), (20, 2048632), (32, 1280395), (40, 1024316), (80, 512158), (160, 256079)]