42688840

素因数分解:

$2^3\times 5^1\times {\mathrm{1067221}}^1$

素因数の和:1067232

約数の個数: 16

約数和(自身を含む): 96049980

約数和(自身を除く): 53361140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1067221, 2134442, 4268884, 5336105, 8537768, 10672210, 21344420, 42688840]

約数ペア:

[(1, 42688840), (2, 21344420), (4, 10672210), (5, 8537768), (8, 5336105), (10, 4268884), (20, 2134442), (40, 1067221)]