2031964180

素因数分解:

$2^2\times 5^1\times {\mathrm{439}}^1\times {\mathrm{231431}}^1$

素因数の和:231879

約数の個数: 24

約数和(自身を含む): 4276863360

約数和(自身を除く): 2244899180

約数列:

[1, 2, 4, 5, 10, 20, 439, 878, 1756, 2195, 4390, 8780, 231431, 462862, 925724, 1157155, 2314310, 4628620, 101598209, 203196418, 406392836, 507991045, 1015982090, 2031964180]

約数ペア:

[(1, 2031964180), (2, 1015982090), (4, 507991045), (5, 406392836), (10, 203196418), (20, 101598209), (439, 4628620), (878, 2314310), (1756, 1157155), (2195, 925724), (4390, 462862), (8780, 231431)]