2009388170

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{499}}^1\times {\mathrm{2897}}^1$

素因数の和:3542

約数の個数: 32

約数和(自身を含む): 3651480000

約数和(自身を除く): 1642091830

約数列:

[1, 2, 5, 10, 139, 278, 499, 695, 998, 1390, 2495, 2897, 4990, 5794, 14485, 28970, 69361, 138722, 346805, 402683, 693610, 805366, 1445603, 2013415, 2891206, 4026830, 7228015, 14456030, 200938817, 401877634, 1004694085, 2009388170]

約数ペア:

[(1, 2009388170), (2, 1004694085), (5, 401877634), (10, 200938817), (139, 14456030), (278, 7228015), (499, 4026830), (695, 2891206), (998, 2013415), (1390, 1445603), (2495, 805366), (2897, 693610), (4990, 402683), (5794, 346805), (14485, 138722), (28970, 69361)]