7986880

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2269}}^1$

素因数の和:2297

約数の個数: 56

約数和(自身を含む): 20756880

約数和(自身を除く): 12770000

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 320, 352, 440, 704, 880, 1760, 2269, 3520, 4538, 9076, 11345, 18152, 22690, 24959, 36304, 45380, 49918, 72608, 90760, 99836, 124795, 145216, 181520, 199672, 249590, 363040, 399344, 499180, 726080, 798688, 998360, 1597376, 1996720, 3993440, 7986880]

約数ペア:

[(1, 7986880), (2, 3993440), (4, 1996720), (5, 1597376), (8, 998360), (10, 798688), (11, 726080), (16, 499180), (20, 399344), (22, 363040), (32, 249590), (40, 199672), (44, 181520), (55, 145216), (64, 124795), (80, 99836), (88, 90760), (110, 72608), (160, 49918), (176, 45380), (220, 36304), (320, 24959), (352, 22690), (440, 18152), (704, 11345), (880, 9076), (1760, 4538), (2269, 3520)]