18395940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{3881}}^1$

素因数の和:3972

約数の個数: 48

約数和(自身を含む): 52174080

約数和(自身を除く): 33778140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 79, 158, 237, 316, 395, 474, 790, 948, 1185, 1580, 2370, 3881, 4740, 7762, 11643, 15524, 19405, 23286, 38810, 46572, 58215, 77620, 116430, 232860, 306599, 613198, 919797, 1226396, 1532995, 1839594, 3065990, 3679188, 4598985, 6131980, 9197970, 18395940]

約数ペア:

[(1, 18395940), (2, 9197970), (3, 6131980), (4, 4598985), (5, 3679188), (6, 3065990), (10, 1839594), (12, 1532995), (15, 1226396), (20, 919797), (30, 613198), (60, 306599), (79, 232860), (158, 116430), (237, 77620), (316, 58215), (395, 46572), (474, 38810), (790, 23286), (948, 19405), (1185, 15524), (1580, 11643), (2370, 7762), (3881, 4740)]