287442680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1026581}}^1$

素因数の和:1026599

約数の個数: 32

約数和(自身を含む): 739139040

約数和(自身を除く): 451696360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1026581, 2053162, 4106324, 5132905, 7186067, 8212648, 10265810, 14372134, 20531620, 28744268, 35930335, 41063240, 57488536, 71860670, 143721340, 287442680]

約数ペア:

[(1, 287442680), (2, 143721340), (4, 71860670), (5, 57488536), (7, 41063240), (8, 35930335), (10, 28744268), (14, 20531620), (20, 14372134), (28, 10265810), (35, 8212648), (40, 7186067), (56, 5132905), (70, 4106324), (140, 2053162), (280, 1026581)]