28653020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{130241}}^1$

素因数の和:130261

約数の個数: 24

約数和(自身を含む): 65641968

約数和(自身を除く): 36988948

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 130241, 260482, 520964, 651205, 1302410, 1432651, 2604820, 2865302, 5730604, 7163255, 14326510, 28653020]

約数ペア:

[(1, 28653020), (2, 14326510), (4, 7163255), (5, 5730604), (10, 2865302), (11, 2604820), (20, 1432651), (22, 1302410), (44, 651205), (55, 520964), (110, 260482), (220, 130241)]