201467920

素因数分解:

$2^4\times 5^1\times {\mathrm{2518349}}^1$

素因数の和:2518362

約数の個数: 20

約数和(自身を含む): 468413100

約数和(自身を除く): 266945180

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2518349, 5036698, 10073396, 12591745, 20146792, 25183490, 40293584, 50366980, 100733960, 201467920]

約数ペア:

[(1, 201467920), (2, 100733960), (4, 50366980), (5, 40293584), (8, 25183490), (10, 20146792), (16, 12591745), (20, 10073396), (40, 5036698), (80, 2518349)]