57459640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{205213}}^1$

素因数の和:205231

約数の個数: 32

約数和(自身を含む): 147754080

約数和(自身を除く): 90294440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 205213, 410426, 820852, 1026065, 1436491, 1641704, 2052130, 2872982, 4104260, 5745964, 7182455, 8208520, 11491928, 14364910, 28729820, 57459640]

約数ペア:

[(1, 57459640), (2, 28729820), (4, 14364910), (5, 11491928), (7, 8208520), (8, 7182455), (10, 5745964), (14, 4104260), (20, 2872982), (28, 2052130), (35, 1641704), (40, 1436491), (56, 1026065), (70, 820852), (140, 410426), (280, 205213)]