313638380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1425629}}^1$

素因数の和:1425649

約数の個数: 24

約数和(自身を含む): 718517520

約数和(自身を除く): 404879140

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1425629, 2851258, 5702516, 7128145, 14256290, 15681919, 28512580, 31363838, 62727676, 78409595, 156819190, 313638380]

約数ペア:

[(1, 313638380), (2, 156819190), (4, 78409595), (5, 62727676), (10, 31363838), (11, 28512580), (20, 15681919), (22, 14256290), (44, 7128145), (55, 5702516), (110, 2851258), (220, 1425629)]