201418580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{915539}}^1$

素因数の和:915559

約数の個数: 24

約数和(自身を含む): 461432160

約数和(自身を除く): 260013580

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 915539, 1831078, 3662156, 4577695, 9155390, 10070929, 18310780, 20141858, 40283716, 50354645, 100709290, 201418580]

約数ペア:

[(1, 201418580), (2, 100709290), (4, 50354645), (5, 40283716), (10, 20141858), (11, 18310780), (20, 10070929), (22, 9155390), (44, 4577695), (55, 3662156), (110, 1831078), (220, 915539)]