202237640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{459631}}^1$

素因数の和:459653

約数の個数: 32

約数和(自身を含む): 496402560

約数和(自身を除く): 294164920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 459631, 919262, 1838524, 2298155, 3677048, 4596310, 5055941, 9192620, 10111882, 18385240, 20223764, 25279705, 40447528, 50559410, 101118820, 202237640]

約数ペア:

[(1, 202237640), (2, 101118820), (4, 50559410), (5, 40447528), (8, 25279705), (10, 20223764), (11, 18385240), (20, 10111882), (22, 9192620), (40, 5055941), (44, 4596310), (55, 3677048), (88, 2298155), (110, 1838524), (220, 919262), (440, 459631)]