2041460

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{991}}^1$

素因数の和:1103

約数の個数: 24

約数和(自身を含む): 4333056

約数和(自身を除く): 2291596

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 991, 1030, 1982, 2060, 3964, 4955, 9910, 19820, 102073, 204146, 408292, 510365, 1020730, 2041460]

約数ペア:

[(1, 2041460), (2, 1020730), (4, 510365), (5, 408292), (10, 204146), (20, 102073), (103, 19820), (206, 9910), (412, 4955), (515, 3964), (991, 2060), (1030, 1982)]