40357540

素因数分解:

$2^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{8443}}^1$

素因数の和:8691

約数の個数: 24

約数和(自身を含む): 85115520

約数和(自身を除く): 44757980

約数列:

[1, 2, 4, 5, 10, 20, 239, 478, 956, 1195, 2390, 4780, 8443, 16886, 33772, 42215, 84430, 168860, 2017877, 4035754, 8071508, 10089385, 20178770, 40357540]

約数ペア:

[(1, 40357540), (2, 20178770), (4, 10089385), (5, 8071508), (10, 4035754), (20, 2017877), (239, 168860), (478, 84430), (956, 42215), (1195, 33772), (2390, 16886), (4780, 8443)]