39404620

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67939}}^1$

素因数の和:67977

約数の個数: 24

約数和(自身を含む): 85604400

約数和(自身を除く): 46199780

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 67939, 135878, 271756, 339695, 679390, 1358780, 1970231, 3940462, 7880924, 9851155, 19702310, 39404620]

約数ペア:

[(1, 39404620), (2, 19702310), (4, 9851155), (5, 7880924), (10, 3940462), (20, 1970231), (29, 1358780), (58, 679390), (116, 339695), (145, 271756), (290, 135878), (580, 67939)]