1944980

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1231}}^1$

素因数の和:1319

約数の個数: 24

約数和(自身を含む): 4139520

約数和(自身を除く): 2194540

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1231, 1580, 2462, 4924, 6155, 12310, 24620, 97249, 194498, 388996, 486245, 972490, 1944980]

約数ペア:

[(1, 1944980), (2, 972490), (4, 486245), (5, 388996), (10, 194498), (20, 97249), (79, 24620), (158, 12310), (316, 6155), (395, 4924), (790, 2462), (1231, 1580)]