20862020

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{35969}}^1$

素因数の和:36007

約数の個数: 24

約数和(自身を含む): 45322200

約数和(自身を除く): 24460180

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 35969, 71938, 143876, 179845, 359690, 719380, 1043101, 2086202, 4172404, 5215505, 10431010, 20862020]

約数ペア:

[(1, 20862020), (2, 10431010), (4, 5215505), (5, 4172404), (10, 2086202), (20, 1043101), (29, 719380), (58, 359690), (116, 179845), (145, 143876), (290, 71938), (580, 35969)]