2487496740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{298261}}^1$

素因数の和:298412

約数の個数: 48

約数和(自身を含む): 7015122240

約数和(自身を除く): 4527625500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 139, 278, 417, 556, 695, 834, 1390, 1668, 2085, 2780, 4170, 8340, 298261, 596522, 894783, 1193044, 1491305, 1789566, 2982610, 3579132, 4473915, 5965220, 8947830, 17895660, 41458279, 82916558, 124374837, 165833116, 207291395, 248749674, 414582790, 497499348, 621874185, 829165580, 1243748370, 2487496740]

約数ペア:

[(1, 2487496740), (2, 1243748370), (3, 829165580), (4, 621874185), (5, 497499348), (6, 414582790), (10, 248749674), (12, 207291395), (15, 165833116), (20, 124374837), (30, 82916558), (60, 41458279), (139, 17895660), (278, 8947830), (417, 5965220), (556, 4473915), (695, 3579132), (834, 2982610), (1390, 1789566), (1668, 1491305), (2085, 1193044), (2780, 894783), (4170, 596522), (8340, 298261)]