245600540

素因数分解:

$2^2\times 5^1\times {\mathrm{1657}}^1\times {\mathrm{7411}}^1$

素因数の和:9077

約数の個数: 24

約数和(自身を含む): 516142032

約数和(自身を除く): 270541492

約数列:

[1, 2, 4, 5, 10, 20, 1657, 3314, 6628, 7411, 8285, 14822, 16570, 29644, 33140, 37055, 74110, 148220, 12280027, 24560054, 49120108, 61400135, 122800270, 245600540]

約数ペア:

[(1, 245600540), (2, 122800270), (4, 61400135), (5, 49120108), (10, 24560054), (20, 12280027), (1657, 148220), (3314, 74110), (6628, 37055), (7411, 33140), (8285, 29644), (14822, 16570)]