516294580

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{197059}}^1$

素因数の和:197199

約数の個数: 24

約数和(自身を含む): 1092500640

約数和(自身を除く): 576206060

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 197059, 394118, 788236, 985295, 1970590, 3941180, 25814729, 51629458, 103258916, 129073645, 258147290, 516294580]

約数ペア:

[(1, 516294580), (2, 258147290), (4, 129073645), (5, 103258916), (10, 51629458), (20, 25814729), (131, 3941180), (262, 1970590), (524, 985295), (655, 788236), (1310, 394118), (2620, 197059)]