12486770

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{409}}^1$

素因数の和:530

約数の個数: 32

約数和(自身を含む): 23379840

約数和(自身を除く): 10893070

約数列:

[1, 2, 5, 10, 43, 71, 86, 142, 215, 355, 409, 430, 710, 818, 2045, 3053, 4090, 6106, 15265, 17587, 29039, 30530, 35174, 58078, 87935, 145195, 175870, 290390, 1248677, 2497354, 6243385, 12486770]

約数ペア:

[(1, 12486770), (2, 6243385), (5, 2497354), (10, 1248677), (43, 290390), (71, 175870), (86, 145195), (142, 87935), (215, 58078), (355, 35174), (409, 30530), (430, 29039), (710, 17587), (818, 15265), (2045, 6106), (3053, 4090)]