2071980

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{1279}}^1$

素因数の和:1300

約数の個数: 60

約数和(自身を含む): 6504960

約数和(自身を除く): 4432980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1279, 1620, 2558, 3837, 5116, 6395, 7674, 11511, 12790, 15348, 19185, 23022, 25580, 34533, 38370, 46044, 57555, 69066, 76740, 103599, 115110, 138132, 172665, 207198, 230220, 345330, 414396, 517995, 690660, 1035990, 2071980]

約数ペア:

[(1, 2071980), (2, 1035990), (3, 690660), (4, 517995), (5, 414396), (6, 345330), (9, 230220), (10, 207198), (12, 172665), (15, 138132), (18, 115110), (20, 103599), (27, 76740), (30, 69066), (36, 57555), (45, 46044), (54, 38370), (60, 34533), (81, 25580), (90, 23022), (108, 19185), (135, 15348), (162, 12790), (180, 11511), (270, 7674), (324, 6395), (405, 5116), (540, 3837), (810, 2558), (1279, 1620)]