56658520

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{32941}}^1$

素因数の和:32995

約数の個数: 32

約数和(自身を含む): 130450320

約数和(自身を除く): 73791800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 32941, 65882, 131764, 164705, 263528, 329410, 658820, 1317640, 1416463, 2832926, 5665852, 7082315, 11331704, 14164630, 28329260, 56658520]

約数ペア:

[(1, 56658520), (2, 28329260), (4, 14164630), (5, 11331704), (8, 7082315), (10, 5665852), (20, 2832926), (40, 1416463), (43, 1317640), (86, 658820), (172, 329410), (215, 263528), (344, 164705), (430, 131764), (860, 65882), (1720, 32941)]