74374940

素因数分解:

$2^2\times 5^1\times {\mathrm{1787}}^1\times {\mathrm{2081}}^1$

素因数の和:3877

約数の個数: 24

約数和(自身を含む): 156349872

約数和(自身を除く): 81974932

約数列:

[1, 2, 4, 5, 10, 20, 1787, 2081, 3574, 4162, 7148, 8324, 8935, 10405, 17870, 20810, 35740, 41620, 3718747, 7437494, 14874988, 18593735, 37187470, 74374940]

約数ペア:

[(1, 74374940), (2, 37187470), (4, 18593735), (5, 14874988), (10, 7437494), (20, 3718747), (1787, 41620), (2081, 35740), (3574, 20810), (4162, 17870), (7148, 10405), (8324, 8935)]