22940810

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{409}}^1$

素因数の和:566

約数の個数: 32

約数和(自身を含む): 42508800

約数和(自身を除く): 19567990

約数列:

[1, 2, 5, 10, 71, 79, 142, 158, 355, 395, 409, 710, 790, 818, 2045, 4090, 5609, 11218, 28045, 29039, 32311, 56090, 58078, 64622, 145195, 161555, 290390, 323110, 2294081, 4588162, 11470405, 22940810]

約数ペア:

[(1, 22940810), (2, 11470405), (5, 4588162), (10, 2294081), (71, 323110), (79, 290390), (142, 161555), (158, 145195), (355, 64622), (395, 58078), (409, 56090), (710, 32311), (790, 29039), (818, 28045), (2045, 11218), (4090, 5609)]