201446980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1438907}}^1$

素因数の和:1438923

約数の個数: 24

約数和(自身を含む): 483473088

約数和(自身を除く): 282026108

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1438907, 2877814, 5755628, 7194535, 10072349, 14389070, 20144698, 28778140, 40289396, 50361745, 100723490, 201446980]

約数ペア:

[(1, 201446980), (2, 100723490), (4, 50361745), (5, 40289396), (7, 28778140), (10, 20144698), (14, 14389070), (20, 10072349), (28, 7194535), (35, 5755628), (70, 2877814), (140, 1438907)]