74672020

素因数分解:

$2^2\times 5^1\times {\mathrm{1481}}^1\times {\mathrm{2521}}^1$

素因数の和:4011

約数の個数: 24

約数和(自身を含む): 156979368

約数和(自身を除く): 82307348

約数列:

[1, 2, 4, 5, 10, 20, 1481, 2521, 2962, 5042, 5924, 7405, 10084, 12605, 14810, 25210, 29620, 50420, 3733601, 7467202, 14934404, 18668005, 37336010, 74672020]

約数ペア:

[(1, 74672020), (2, 37336010), (4, 18668005), (5, 14934404), (10, 7467202), (20, 3733601), (1481, 50420), (2521, 29620), (2962, 25210), (5042, 14810), (5924, 12605), (7405, 10084)]