15481940

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{26693}}^1$

素因数の和:26731

約数の個数: 24

約数和(自身を含む): 33634440

約数和(自身を除く): 18152500

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 26693, 53386, 106772, 133465, 266930, 533860, 774097, 1548194, 3096388, 3870485, 7740970, 15481940]

約数ペア:

[(1, 15481940), (2, 7740970), (4, 3870485), (5, 3096388), (10, 1548194), (20, 774097), (29, 533860), (58, 266930), (116, 133465), (145, 106772), (290, 53386), (580, 26693)]