6991220

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{3461}}^1$

素因数の和:3571

約数の個数: 24

約数和(自身を含む): 14831208

約数和(自身を除く): 7839988

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 3461, 6922, 13844, 17305, 34610, 69220, 349561, 699122, 1398244, 1747805, 3495610, 6991220]

約数ペア:

[(1, 6991220), (2, 3495610), (4, 1747805), (5, 1398244), (10, 699122), (20, 349561), (101, 69220), (202, 34610), (404, 17305), (505, 13844), (1010, 6922), (2020, 3461)]