2687996860

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{379}}^1\times {\mathrm{2707}}^1$

素因数の和:3226

約数の個数: 48

約数和(自身を含む): 5704997760

約数和(自身を除く): 3017000900

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 379, 524, 655, 758, 1310, 1516, 1895, 2620, 2707, 3790, 5414, 7580, 10828, 13535, 27070, 49649, 54140, 99298, 198596, 248245, 354617, 496490, 709234, 992980, 1025953, 1418468, 1773085, 2051906, 3546170, 4103812, 5129765, 7092340, 10259530, 20519060, 134399843, 268799686, 537599372, 671999215, 1343998430, 2687996860]

約数ペア:

[(1, 2687996860), (2, 1343998430), (4, 671999215), (5, 537599372), (10, 268799686), (20, 134399843), (131, 20519060), (262, 10259530), (379, 7092340), (524, 5129765), (655, 4103812), (758, 3546170), (1310, 2051906), (1516, 1773085), (1895, 1418468), (2620, 1025953), (2707, 992980), (3790, 709234), (5414, 496490), (7580, 354617), (10828, 248245), (13535, 198596), (27070, 99298), (49649, 54140)]