20211060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{17729}}^1$

素因数の和:17760

約数の個数: 48

約数和(自身を含む): 59572800

約数和(自身を除く): 39361740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 17729, 35458, 53187, 70916, 88645, 106374, 177290, 212748, 265935, 336851, 354580, 531870, 673702, 1010553, 1063740, 1347404, 1684255, 2021106, 3368510, 4042212, 5052765, 6737020, 10105530, 20211060]

約数ペア:

[(1, 20211060), (2, 10105530), (3, 6737020), (4, 5052765), (5, 4042212), (6, 3368510), (10, 2021106), (12, 1684255), (15, 1347404), (19, 1063740), (20, 1010553), (30, 673702), (38, 531870), (57, 354580), (60, 336851), (76, 265935), (95, 212748), (114, 177290), (190, 106374), (228, 88645), (285, 70916), (380, 53187), (570, 35458), (1140, 17729)]