2018312360

素因数分解:

$2^3\times 5^1\times {\mathrm{359}}^1\times {\mathrm{140551}}^1$

素因数の和:140921

約数の個数: 32

約数和(自身を含む): 4553884800

約数和(自身を除く): 2535572440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 359, 718, 1436, 1795, 2872, 3590, 7180, 14360, 140551, 281102, 562204, 702755, 1124408, 1405510, 2811020, 5622040, 50457809, 100915618, 201831236, 252289045, 403662472, 504578090, 1009156180, 2018312360]

約数ペア:

[(1, 2018312360), (2, 1009156180), (4, 504578090), (5, 403662472), (8, 252289045), (10, 201831236), (20, 100915618), (40, 50457809), (359, 5622040), (718, 2811020), (1436, 1405510), (1795, 1124408), (2872, 702755), (3590, 562204), (7180, 281102), (14360, 140551)]