57007640

素因数分解:

$2^3\times 5^1\times {\mathrm{857}}^1\times {\mathrm{1663}}^1$

素因数の和:2531

約数の個数: 32

約数和(自身を含む): 128494080

約数和(自身を除く): 71486440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 857, 1663, 1714, 3326, 3428, 4285, 6652, 6856, 8315, 8570, 13304, 16630, 17140, 33260, 34280, 66520, 1425191, 2850382, 5700764, 7125955, 11401528, 14251910, 28503820, 57007640]

約数ペア:

[(1, 57007640), (2, 28503820), (4, 14251910), (5, 11401528), (8, 7125955), (10, 5700764), (20, 2850382), (40, 1425191), (857, 66520), (1663, 34280), (1714, 33260), (3326, 17140), (3428, 16630), (4285, 13304), (6652, 8570), (6856, 8315)]