201493820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{915881}}^1$

素因数の和:915901

約数の個数: 24

約数和(自身を含む): 461604528

約数和(自身を除く): 260110708

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 915881, 1831762, 3663524, 4579405, 9158810, 10074691, 18317620, 20149382, 40298764, 50373455, 100746910, 201493820]

約数ペア:

[(1, 201493820), (2, 100746910), (4, 50373455), (5, 40298764), (10, 20149382), (11, 18317620), (20, 10074691), (22, 9158810), (44, 4579405), (55, 3663524), (110, 1831762), (220, 915881)]