30431740

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{11981}}^1$

素因数の和:12117

約数の個数: 24

約数和(自身を含む): 64415232

約数和(自身を除く): 33983492

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 11981, 23962, 47924, 59905, 119810, 239620, 1521587, 3043174, 6086348, 7607935, 15215870, 30431740]

約数ペア:

[(1, 30431740), (2, 15215870), (4, 7607935), (5, 6086348), (10, 3043174), (20, 1521587), (127, 239620), (254, 119810), (508, 59905), (635, 47924), (1270, 23962), (2540, 11981)]