401623840

素因数分解:

$2^5\times 5^1\times {\mathrm{2510149}}^1$

素因数の和:2510164

約数の個数: 24

約数和(自身を含む): 948836700

約数和(自身を除く): 547212860

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 2510149, 5020298, 10040596, 12550745, 20081192, 25101490, 40162384, 50202980, 80324768, 100405960, 200811920, 401623840]

約数ペア:

[(1, 401623840), (2, 200811920), (4, 100405960), (5, 80324768), (8, 50202980), (10, 40162384), (16, 25101490), (20, 20081192), (32, 12550745), (40, 10040596), (80, 5020298), (160, 2510149)]