47989820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{2687}}^1$

素因数の和:2762

約数の個数: 48

約数和(自身を含む): 108380160

約数和(自身を除く): 60390340

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 47, 76, 94, 95, 188, 190, 235, 380, 470, 893, 940, 1786, 2687, 3572, 4465, 5374, 8930, 10748, 13435, 17860, 26870, 51053, 53740, 102106, 126289, 204212, 252578, 255265, 505156, 510530, 631445, 1021060, 1262890, 2399491, 2525780, 4798982, 9597964, 11997455, 23994910, 47989820]

約数ペア:

[(1, 47989820), (2, 23994910), (4, 11997455), (5, 9597964), (10, 4798982), (19, 2525780), (20, 2399491), (38, 1262890), (47, 1021060), (76, 631445), (94, 510530), (95, 505156), (188, 255265), (190, 252578), (235, 204212), (380, 126289), (470, 102106), (893, 53740), (940, 51053), (1786, 26870), (2687, 17860), (3572, 13435), (4465, 10748), (5374, 8930)]