40981940

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{55381}}^1$

素因数の和:55427

約数の個数: 24

約数和(自身を含む): 88389672

約数和(自身を除く): 47407732

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 55381, 110762, 221524, 276905, 553810, 1107620, 2049097, 4098194, 8196388, 10245485, 20490970, 40981940]

約数ペア:

[(1, 40981940), (2, 20490970), (4, 10245485), (5, 8196388), (10, 4098194), (20, 2049097), (37, 1107620), (74, 553810), (148, 276905), (185, 221524), (370, 110762), (740, 55381)]