28301220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{157229}}^1$

素因数の和:157244

約数の個数: 36

約数和(自身を含む): 85847580

約数和(自身を除く): 57546360

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 157229, 314458, 471687, 628916, 786145, 943374, 1415061, 1572290, 1886748, 2358435, 2830122, 3144580, 4716870, 5660244, 7075305, 9433740, 14150610, 28301220]

約数ペア:

[(1, 28301220), (2, 14150610), (3, 9433740), (4, 7075305), (5, 5660244), (6, 4716870), (9, 3144580), (10, 2830122), (12, 2358435), (15, 1886748), (18, 1572290), (20, 1415061), (30, 943374), (36, 786145), (45, 628916), (60, 471687), (90, 314458), (180, 157229)]