127796120

素因数分解:

$2^3\times 5^1\times {\mathrm{311}}^1\times {\mathrm{10273}}^1$

素因数の和:10595

約数の個数: 32

約数和(自身を含む): 288493920

約数和(自身を除く): 160697800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 311, 622, 1244, 1555, 2488, 3110, 6220, 10273, 12440, 20546, 41092, 51365, 82184, 102730, 205460, 410920, 3194903, 6389806, 12779612, 15974515, 25559224, 31949030, 63898060, 127796120]

約数ペア:

[(1, 127796120), (2, 63898060), (4, 31949030), (5, 25559224), (8, 15974515), (10, 12779612), (20, 6389806), (40, 3194903), (311, 410920), (622, 205460), (1244, 102730), (1555, 82184), (2488, 51365), (3110, 41092), (6220, 20546), (10273, 12440)]