7958080

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1913}}^1$

素因数の和:1943

約数の個数: 56

約数和(自身を含む): 20418552

約数和(自身を除く): 12460472

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 1913, 2080, 3826, 4160, 7652, 9565, 15304, 19130, 24869, 30608, 38260, 49738, 61216, 76520, 99476, 122432, 124345, 153040, 198952, 248690, 306080, 397904, 497380, 612160, 795808, 994760, 1591616, 1989520, 3979040, 7958080]

約数ペア:

[(1, 7958080), (2, 3979040), (4, 1989520), (5, 1591616), (8, 994760), (10, 795808), (13, 612160), (16, 497380), (20, 397904), (26, 306080), (32, 248690), (40, 198952), (52, 153040), (64, 124345), (65, 122432), (80, 99476), (104, 76520), (130, 61216), (160, 49738), (208, 38260), (260, 30608), (320, 24869), (416, 19130), (520, 15304), (832, 9565), (1040, 7652), (1913, 4160), (2080, 3826)]