219645220

素因数分解:

$2^2\times 5^1\times {\mathrm{2711}}^1\times {\mathrm{4051}}^1$

素因数の和:6771

約数の個数: 24

約数和(自身を含む): 461539008

約数和(自身を除く): 241893788

約数列:

[1, 2, 4, 5, 10, 20, 2711, 4051, 5422, 8102, 10844, 13555, 16204, 20255, 27110, 40510, 54220, 81020, 10982261, 21964522, 43929044, 54911305, 109822610, 219645220]

約数ペア:

[(1, 219645220), (2, 109822610), (4, 54911305), (5, 43929044), (10, 21964522), (20, 10982261), (2711, 81020), (4051, 54220), (5422, 40510), (8102, 27110), (10844, 20255), (13555, 16204)]