393048280

素因数分解:

$2^3\times 5^1\times {\mathrm{9826207}}^1$

素因数の和:9826218

約数の個数: 16

約数和(自身を含む): 884358720

約数和(自身を除く): 491310440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 9826207, 19652414, 39304828, 49131035, 78609656, 98262070, 196524140, 393048280]

約数ペア:

[(1, 393048280), (2, 196524140), (4, 98262070), (5, 78609656), (8, 49131035), (10, 39304828), (20, 19652414), (40, 9826207)]