28366180

素因数分解:

$2^2\times 5^1\times {\mathrm{1033}}^1\times {\mathrm{1373}}^1$

素因数の和:2415

約数の個数: 24

約数和(自身を含む): 59670072

約数和(自身を除く): 31303892

約数列:

[1, 2, 4, 5, 10, 20, 1033, 1373, 2066, 2746, 4132, 5165, 5492, 6865, 10330, 13730, 20660, 27460, 1418309, 2836618, 5673236, 7091545, 14183090, 28366180]

約数ペア:

[(1, 28366180), (2, 14183090), (4, 7091545), (5, 5673236), (10, 2836618), (20, 1418309), (1033, 27460), (1373, 20660), (2066, 13730), (2746, 10330), (4132, 6865), (5165, 5492)]