239286040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{854593}}^1$

素因数の和:854611

約数の個数: 32

約数和(自身を含む): 615307680

約数和(自身を除く): 376021640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 854593, 1709186, 3418372, 4272965, 5982151, 6836744, 8545930, 11964302, 17091860, 23928604, 29910755, 34183720, 47857208, 59821510, 119643020, 239286040]

約数ペア:

[(1, 239286040), (2, 119643020), (4, 59821510), (5, 47857208), (7, 34183720), (8, 29910755), (10, 23928604), (14, 17091860), (20, 11964302), (28, 8545930), (35, 6836744), (40, 5982151), (56, 4272965), (70, 3418372), (140, 1709186), (280, 854593)]