39164420

素因数分解:

$2^2\times 5^1\times {\mathrm{941}}^1\times {\mathrm{2081}}^1$

素因数の和:3031

約数の個数: 24

約数和(自身を含む): 82372248

約数和(自身を除く): 43207828

約数列:

[1, 2, 4, 5, 10, 20, 941, 1882, 2081, 3764, 4162, 4705, 8324, 9410, 10405, 18820, 20810, 41620, 1958221, 3916442, 7832884, 9791105, 19582210, 39164420]

約数ペア:

[(1, 39164420), (2, 19582210), (4, 9791105), (5, 7832884), (10, 3916442), (20, 1958221), (941, 41620), (1882, 20810), (2081, 18820), (3764, 10405), (4162, 9410), (4705, 8324)]