397210362620

素因数分解:

$2^2\times 5^1\times {\mathrm{10559}}^1\times {\mathrm{1880909}}^1$

素因数の和:1891477

約数の個数: 24

約数和(自身を含む): 834221203200

約数和(自身を除く): 437010840580

約数列:

[1, 2, 4, 5, 10, 20, 10559, 21118, 42236, 52795, 105590, 211180, 1880909, 3761818, 7523636, 9404545, 18809090, 37618180, 19860518131, 39721036262, 79442072524, 99302590655, 198605181310, 397210362620]

約数ペア:

[(1, 397210362620), (2, 198605181310), (4, 99302590655), (5, 79442072524), (10, 39721036262), (20, 19860518131), (10559, 37618180), (21118, 18809090), (42236, 9404545), (52795, 7523636), (105590, 3761818), (211180, 1880909)]