122506780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{556849}}^1$

素因数の和:556869

約数の個数: 24

約数和(自身を含む): 280652400

約数和(自身を除く): 158145620

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 556849, 1113698, 2227396, 2784245, 5568490, 6125339, 11136980, 12250678, 24501356, 30626695, 61253390, 122506780]

約数ペア:

[(1, 122506780), (2, 61253390), (4, 30626695), (5, 24501356), (10, 12250678), (11, 11136980), (20, 6125339), (22, 5568490), (44, 2784245), (55, 2227396), (110, 1113698), (220, 556849)]