20130958580

素因数分解:

$2^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{823}}^1\times {\mathrm{4513}}^1$

素因数の和:5616

約数の個数: 48

約数和(自身を含む): 42491979264

約数和(自身を除く): 22361020684

約数列:

[1, 2, 4, 5, 10, 20, 271, 542, 823, 1084, 1355, 1646, 2710, 3292, 4115, 4513, 5420, 8230, 9026, 16460, 18052, 22565, 45130, 90260, 223033, 446066, 892132, 1115165, 1223023, 2230330, 2446046, 3714199, 4460660, 4892092, 6115115, 7428398, 12230230, 14856796, 18570995, 24460460, 37141990, 74283980, 1006547929, 2013095858, 4026191716, 5032739645, 10065479290, 20130958580]

約数ペア:

[(1, 20130958580), (2, 10065479290), (4, 5032739645), (5, 4026191716), (10, 2013095858), (20, 1006547929), (271, 74283980), (542, 37141990), (823, 24460460), (1084, 18570995), (1355, 14856796), (1646, 12230230), (2710, 7428398), (3292, 6115115), (4115, 4892092), (4513, 4460660), (5420, 3714199), (8230, 2446046), (9026, 2230330), (16460, 1223023), (18052, 1115165), (22565, 892132), (45130, 446066), (90260, 223033)]