57417640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{205063}}^1$

素因数の和:205081

約数の個数: 32

約数和(自身を含む): 147646080

約数和(自身を除く): 90228440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 205063, 410126, 820252, 1025315, 1435441, 1640504, 2050630, 2870882, 4101260, 5741764, 7177205, 8202520, 11483528, 14354410, 28708820, 57417640]

約数ペア:

[(1, 57417640), (2, 28708820), (4, 14354410), (5, 11483528), (7, 8202520), (8, 7177205), (10, 5741764), (14, 4101260), (20, 2870882), (28, 2050630), (35, 1640504), (40, 1435441), (56, 1025315), (70, 820252), (140, 410126), (280, 205063)]