620950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{1129}}^1$

素因数の和:1152

約数の個数: 24

約数和(自身を含む): 1261080

約数和(自身を除く): 640130

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 550, 1129, 2258, 5645, 11290, 12419, 24838, 28225, 56450, 62095, 124190, 310475, 620950]

約数ペア:

[(1, 620950), (2, 310475), (5, 124190), (10, 62095), (11, 56450), (22, 28225), (25, 24838), (50, 12419), (55, 11290), (110, 5645), (275, 2258), (550, 1129)]