888948820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1031}}^1\times {\mathrm{2269}}^1$

素因数の和:3328

約数の個数: 48

約数和(自身を含む): 1967817600

約数和(自身を除く): 1078868780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 1031, 2062, 2269, 4124, 4538, 5155, 9076, 10310, 11345, 19589, 20620, 22690, 39178, 43111, 45380, 78356, 86222, 97945, 172444, 195890, 215555, 391780, 431110, 862220, 2339339, 4678678, 9357356, 11696695, 23393390, 44447441, 46786780, 88894882, 177789764, 222237205, 444474410, 888948820]

約数ペア:

[(1, 888948820), (2, 444474410), (4, 222237205), (5, 177789764), (10, 88894882), (19, 46786780), (20, 44447441), (38, 23393390), (76, 11696695), (95, 9357356), (190, 4678678), (380, 2339339), (1031, 862220), (2062, 431110), (2269, 391780), (4124, 215555), (4538, 195890), (5155, 172444), (9076, 97945), (10310, 86222), (11345, 78356), (19589, 45380), (20620, 43111), (22690, 39178)]