28019499040

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{13470913}}^1$

素因数の和:13470941

約数の個数: 48

約数和(自身を含む): 71288076888

約数和(自身を除く): 43268577848

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 13470913, 26941826, 53883652, 67354565, 107767304, 134709130, 175121869, 215534608, 269418260, 350243738, 431069216, 538836520, 700487476, 875609345, 1077673040, 1400974952, 1751218690, 2155346080, 2801949904, 3502437380, 5603899808, 7004874760, 14009749520, 28019499040]

約数ペア:

[(1, 28019499040), (2, 14009749520), (4, 7004874760), (5, 5603899808), (8, 3502437380), (10, 2801949904), (13, 2155346080), (16, 1751218690), (20, 1400974952), (26, 1077673040), (32, 875609345), (40, 700487476), (52, 538836520), (65, 431069216), (80, 350243738), (104, 269418260), (130, 215534608), (160, 175121869), (208, 134709130), (260, 107767304), (416, 67354565), (520, 53883652), (1040, 26941826), (2080, 13470913)]