2015189860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{126107}}^1$

素因数の和:126180

約数の個数: 48

約数和(自身を含む): 4576207104

約数和(自身を除く): 2561017244

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 47, 68, 85, 94, 170, 188, 235, 340, 470, 799, 940, 1598, 3196, 3995, 7990, 15980, 126107, 252214, 504428, 630535, 1261070, 2143819, 2522140, 4287638, 5927029, 8575276, 10719095, 11854058, 21438190, 23708116, 29635145, 42876380, 59270290, 100759493, 118540580, 201518986, 403037972, 503797465, 1007594930, 2015189860]

約数ペア:

[(1, 2015189860), (2, 1007594930), (4, 503797465), (5, 403037972), (10, 201518986), (17, 118540580), (20, 100759493), (34, 59270290), (47, 42876380), (68, 29635145), (85, 23708116), (94, 21438190), (170, 11854058), (188, 10719095), (235, 8575276), (340, 5927029), (470, 4287638), (799, 2522140), (940, 2143819), (1598, 1261070), (3196, 630535), (3995, 504428), (7990, 252214), (15980, 126107)]