77373940

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{11279}}^1$

素因数の和:11309

約数の個数: 48

約数和(自身を含む): 189504000

約数和(自身を除く): 112130060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 3430, 6860, 11279, 22558, 45116, 56395, 78953, 112790, 157906, 225580, 315812, 394765, 552671, 789530, 1105342, 1579060, 2210684, 2763355, 3868697, 5526710, 7737394, 11053420, 15474788, 19343485, 38686970, 77373940]

約数ペア:

[(1, 77373940), (2, 38686970), (4, 19343485), (5, 15474788), (7, 11053420), (10, 7737394), (14, 5526710), (20, 3868697), (28, 2763355), (35, 2210684), (49, 1579060), (70, 1105342), (98, 789530), (140, 552671), (196, 394765), (245, 315812), (343, 225580), (490, 157906), (686, 112790), (980, 78953), (1372, 56395), (1715, 45116), (3430, 22558), (6860, 11279)]