149468740

素因数分解:

$2^2\times 5^1\times {\mathrm{401}}^1\times {\mathrm{18637}}^1$

素因数の和:19047

約数の個数: 24

約数和(自身を含む): 314683992

約数和(自身を除く): 165215252

約数列:

[1, 2, 4, 5, 10, 20, 401, 802, 1604, 2005, 4010, 8020, 18637, 37274, 74548, 93185, 186370, 372740, 7473437, 14946874, 29893748, 37367185, 74734370, 149468740]

約数ペア:

[(1, 149468740), (2, 74734370), (4, 37367185), (5, 29893748), (10, 14946874), (20, 7473437), (401, 372740), (802, 186370), (1604, 93185), (2005, 74548), (4010, 37274), (8020, 18637)]