28860220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2927}}^1$

素因数の和:2982

約数の個数: 48

約数和(自身を含む): 66407040

約数和(自身を除く): 37546820

約数列:

[1, 2, 4, 5, 10, 17, 20, 29, 34, 58, 68, 85, 116, 145, 170, 290, 340, 493, 580, 986, 1972, 2465, 2927, 4930, 5854, 9860, 11708, 14635, 29270, 49759, 58540, 84883, 99518, 169766, 199036, 248795, 339532, 424415, 497590, 848830, 995180, 1443011, 1697660, 2886022, 5772044, 7215055, 14430110, 28860220]

約数ペア:

[(1, 28860220), (2, 14430110), (4, 7215055), (5, 5772044), (10, 2886022), (17, 1697660), (20, 1443011), (29, 995180), (34, 848830), (58, 497590), (68, 424415), (85, 339532), (116, 248795), (145, 199036), (170, 169766), (290, 99518), (340, 84883), (493, 58540), (580, 49759), (986, 29270), (1972, 14635), (2465, 11708), (2927, 9860), (4930, 5854)]