859540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3907}}^1$

素因数の和:3927

約数の個数: 24

約数和(自身を含む): 1969632

約数和(自身を除く): 1110092

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 3907, 7814, 15628, 19535, 39070, 42977, 78140, 85954, 171908, 214885, 429770, 859540]

約数ペア:

[(1, 859540), (2, 429770), (4, 214885), (5, 171908), (10, 85954), (11, 78140), (20, 42977), (22, 39070), (44, 19535), (55, 15628), (110, 7814), (220, 3907)]