42245540

素因数分解:

$2^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{7517}}^1$

素因数の和:7807

約数の個数: 24

約数和(自身を含む): 89043192

約数和(自身を除く): 46797652

約数列:

[1, 2, 4, 5, 10, 20, 281, 562, 1124, 1405, 2810, 5620, 7517, 15034, 30068, 37585, 75170, 150340, 2112277, 4224554, 8449108, 10561385, 21122770, 42245540]

約数ペア:

[(1, 42245540), (2, 21122770), (4, 10561385), (5, 8449108), (10, 4224554), (20, 2112277), (281, 150340), (562, 75170), (1124, 37585), (1405, 30068), (2810, 15034), (5620, 7517)]