203208940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{5531}}^1$

素因数の和:5718

約数の個数: 48

約数和(自身を含む): 468405504

約数和(自身を除く): 265196564

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 167, 220, 334, 668, 835, 1670, 1837, 3340, 3674, 5531, 7348, 9185, 11062, 18370, 22124, 27655, 36740, 55310, 60841, 110620, 121682, 243364, 304205, 608410, 923677, 1216820, 1847354, 3694708, 4618385, 9236770, 10160447, 18473540, 20320894, 40641788, 50802235, 101604470, 203208940]

約数ペア:

[(1, 203208940), (2, 101604470), (4, 50802235), (5, 40641788), (10, 20320894), (11, 18473540), (20, 10160447), (22, 9236770), (44, 4618385), (55, 3694708), (110, 1847354), (167, 1216820), (220, 923677), (334, 608410), (668, 304205), (835, 243364), (1670, 121682), (1837, 110620), (3340, 60841), (3674, 55310), (5531, 36740), (7348, 27655), (9185, 22124), (11062, 18370)]