2021787540

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{1248017}}^1$

素因数の和:1248038

約数の個数: 60

約数和(自身を含む): 6342427476

約数和(自身を除く): 4320639936

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, 1620, 1248017, 2496034, 3744051, 4992068, 6240085, 7488102, 11232153, 12480170, 14976204, 18720255, 22464306, 24960340, 33696459, 37440510, 44928612, 56160765, 67392918, 74881020, 101089377, 112321530, 134785836, 168482295, 202178754, 224643060, 336964590, 404357508, 505446885, 673929180, 1010893770, 2021787540]

約数ペア:

[(1, 2021787540), (2, 1010893770), (3, 673929180), (4, 505446885), (5, 404357508), (6, 336964590), (9, 224643060), (10, 202178754), (12, 168482295), (15, 134785836), (18, 112321530), (20, 101089377), (27, 74881020), (30, 67392918), (36, 56160765), (45, 44928612), (54, 37440510), (60, 33696459), (81, 24960340), (90, 22464306), (108, 18720255), (135, 14976204), (162, 12480170), (180, 11232153), (270, 7488102), (324, 6240085), (405, 4992068), (540, 3744051), (810, 2496034), (1620, 1248017)]