3959120

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{409}}^1$

素因数の和:444

約数の個数: 60

約数和(自身を含む): 10142580

約数和(自身を除く): 6183460

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 121, 176, 220, 242, 409, 440, 484, 605, 818, 880, 968, 1210, 1636, 1936, 2045, 2420, 3272, 4090, 4499, 4840, 6544, 8180, 8998, 9680, 16360, 17996, 22495, 32720, 35992, 44990, 49489, 71984, 89980, 98978, 179960, 197956, 247445, 359920, 395912, 494890, 791824, 989780, 1979560, 3959120]

約数ペア:

[(1, 3959120), (2, 1979560), (4, 989780), (5, 791824), (8, 494890), (10, 395912), (11, 359920), (16, 247445), (20, 197956), (22, 179960), (40, 98978), (44, 89980), (55, 71984), (80, 49489), (88, 44990), (110, 35992), (121, 32720), (176, 22495), (220, 17996), (242, 16360), (409, 9680), (440, 8998), (484, 8180), (605, 6544), (818, 4840), (880, 4499), (968, 4090), (1210, 3272), (1636, 2420), (1936, 2045)]