27828980

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47981}}^1$

素因数の和:48019

約数の個数: 24

約数和(自身を含む): 60457320

約数和(自身を除く): 32628340

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 47981, 95962, 191924, 239905, 479810, 959620, 1391449, 2782898, 5565796, 6957245, 13914490, 27828980]

約数ペア:

[(1, 27828980), (2, 13914490), (4, 6957245), (5, 5565796), (10, 2782898), (20, 1391449), (29, 959620), (58, 479810), (116, 239905), (145, 191924), (290, 95962), (580, 47981)]