2065220

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3331}}^1$

素因数の和:3371

約数の個数: 24

約数和(自身を含む): 4478208

約数和(自身を除く): 2412988

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 3331, 6662, 13324, 16655, 33310, 66620, 103261, 206522, 413044, 516305, 1032610, 2065220]

約数ペア:

[(1, 2065220), (2, 1032610), (4, 516305), (5, 413044), (10, 206522), (20, 103261), (31, 66620), (62, 33310), (124, 16655), (155, 13324), (310, 6662), (620, 3331)]