6981920

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3967}}^1$

素因数の和:3993

約数の個数: 48

約数和(自身を含む): 17998848

約数和(自身を除く): 11016928

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 3967, 7934, 15868, 19835, 31736, 39670, 43637, 63472, 79340, 87274, 126944, 158680, 174548, 218185, 317360, 349096, 436370, 634720, 698192, 872740, 1396384, 1745480, 3490960, 6981920]

約数ペア:

[(1, 6981920), (2, 3490960), (4, 1745480), (5, 1396384), (8, 872740), (10, 698192), (11, 634720), (16, 436370), (20, 349096), (22, 317360), (32, 218185), (40, 174548), (44, 158680), (55, 126944), (80, 87274), (88, 79340), (110, 63472), (160, 43637), (176, 39670), (220, 31736), (352, 19835), (440, 15868), (880, 7934), (1760, 3967)]