531379640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1207681}}^1$

素因数の和:1207703

約数の個数: 32

約数和(自身を含む): 1304296560

約数和(自身を除く): 772916920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 1207681, 2415362, 4830724, 6038405, 9661448, 12076810, 13284491, 24153620, 26568982, 48307240, 53137964, 66422455, 106275928, 132844910, 265689820, 531379640]

約数ペア:

[(1, 531379640), (2, 265689820), (4, 132844910), (5, 106275928), (8, 66422455), (10, 53137964), (11, 48307240), (20, 26568982), (22, 24153620), (40, 13284491), (44, 12076810), (55, 9661448), (88, 6038405), (110, 4830724), (220, 2415362), (440, 1207681)]