2020993850

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{1303867}}^1$

素因数の和:1303910

約数の個数: 24

約数和(自身を含む): 3880311168

約数和(自身を除く): 1859317318

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 155, 310, 775, 1550, 1303867, 2607734, 6519335, 13038670, 32596675, 40419877, 65193350, 80839754, 202099385, 404198770, 1010496925, 2020993850]

約数ペア:

[(1, 2020993850), (2, 1010496925), (5, 404198770), (10, 202099385), (25, 80839754), (31, 65193350), (50, 40419877), (62, 32596675), (155, 13038670), (310, 6519335), (775, 2607734), (1550, 1303867)]