1805940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:221

約数の個数: 72

約数和(自身を含む): 5591040

約数和(自身を除く): 3785100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 79, 90, 127, 158, 180, 237, 254, 316, 381, 395, 474, 508, 635, 711, 762, 790, 948, 1143, 1185, 1270, 1422, 1524, 1580, 1905, 2286, 2370, 2540, 2844, 3555, 3810, 4572, 4740, 5715, 7110, 7620, 10033, 11430, 14220, 20066, 22860, 30099, 40132, 50165, 60198, 90297, 100330, 120396, 150495, 180594, 200660, 300990, 361188, 451485, 601980, 902970, 1805940]

約数ペア:

[(1, 1805940), (2, 902970), (3, 601980), (4, 451485), (5, 361188), (6, 300990), (9, 200660), (10, 180594), (12, 150495), (15, 120396), (18, 100330), (20, 90297), (30, 60198), (36, 50165), (45, 40132), (60, 30099), (79, 22860), (90, 20066), (127, 14220), (158, 11430), (180, 10033), (237, 7620), (254, 7110), (316, 5715), (381, 4740), (395, 4572), (474, 3810), (508, 3555), (635, 2844), (711, 2540), (762, 2370), (790, 2286), (948, 1905), (1143, 1580), (1185, 1524), (1270, 1422)]