206869780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{795653}}^1$

素因数の和:795675

約数の個数: 24

約数和(自身を含む): 467844552

約数和(自身を除く): 260974772

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 795653, 1591306, 3182612, 3978265, 7956530, 10343489, 15913060, 20686978, 41373956, 51717445, 103434890, 206869780]

約数ペア:

[(1, 206869780), (2, 103434890), (4, 51717445), (5, 41373956), (10, 20686978), (13, 15913060), (20, 10343489), (26, 7956530), (52, 3978265), (65, 3182612), (130, 1591306), (260, 795653)]