1040207620

素因数分解:

$2^2\times 5^1\times {\mathrm{3259}}^1\times {\mathrm{15959}}^1$

素因数の和:19227

約数の個数: 24

約数和(自身を含む): 2185243200

約数和(自身を除く): 1145035580

約数列:

[1, 2, 4, 5, 10, 20, 3259, 6518, 13036, 15959, 16295, 31918, 32590, 63836, 65180, 79795, 159590, 319180, 52010381, 104020762, 208041524, 260051905, 520103810, 1040207620]

約数ペア:

[(1, 1040207620), (2, 520103810), (4, 260051905), (5, 208041524), (10, 104020762), (20, 52010381), (3259, 319180), (6518, 159590), (13036, 79795), (15959, 65180), (16295, 63836), (31918, 32590)]