57529640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{205463}}^1$

素因数の和:205481

約数の個数: 32

約数和(自身を含む): 147934080

約数和(自身を除く): 90404440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 205463, 410926, 821852, 1027315, 1438241, 1643704, 2054630, 2876482, 4109260, 5752964, 7191205, 8218520, 11505928, 14382410, 28764820, 57529640]

約数ペア:

[(1, 57529640), (2, 28764820), (4, 14382410), (5, 11505928), (7, 8218520), (8, 7191205), (10, 5752964), (14, 4109260), (20, 2876482), (28, 2054630), (35, 1643704), (40, 1438241), (56, 1027315), (70, 821852), (140, 410926), (280, 205463)]