12844040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29191}}^1$

素因数の和:29213

約数の個数: 32

約数和(自身を含む): 31527360

約数和(自身を除く): 18683320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 29191, 58382, 116764, 145955, 233528, 291910, 321101, 583820, 642202, 1167640, 1284404, 1605505, 2568808, 3211010, 6422020, 12844040]

約数ペア:

[(1, 12844040), (2, 6422020), (4, 3211010), (5, 2568808), (8, 1605505), (10, 1284404), (11, 1167640), (20, 642202), (22, 583820), (40, 321101), (44, 291910), (55, 233528), (88, 145955), (110, 116764), (220, 58382), (440, 29191)]