70471640

素因数分解:

$2^3\times 5^1\times {\mathrm{557}}^1\times {\mathrm{3163}}^1$

素因数の和:3731

約数の個数: 32

約数和(自身を含む): 158896080

約数和(自身を除く): 88424440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 557, 1114, 2228, 2785, 3163, 4456, 5570, 6326, 11140, 12652, 15815, 22280, 25304, 31630, 63260, 126520, 1761791, 3523582, 7047164, 8808955, 14094328, 17617910, 35235820, 70471640]

約数ペア:

[(1, 70471640), (2, 35235820), (4, 17617910), (5, 14094328), (8, 8808955), (10, 7047164), (20, 3523582), (40, 1761791), (557, 126520), (1114, 63260), (2228, 31630), (2785, 25304), (3163, 22280), (4456, 15815), (5570, 12652), (6326, 11140)]