20021436380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{91006529}}^1$

素因数の和:91006549

約数の個数: 24

約数和(自身を含む): 45867291120

約数和(自身を除く): 25845854740

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 91006529, 182013058, 364026116, 455032645, 910065290, 1001071819, 1820130580, 2002143638, 4004287276, 5005359095, 10010718190, 20021436380]

約数ペア:

[(1, 20021436380), (2, 10010718190), (4, 5005359095), (5, 4004287276), (10, 2002143638), (11, 1820130580), (20, 1001071819), (22, 910065290), (44, 455032645), (55, 364026116), (110, 182013058), (220, 91006529)]