99111440

素因数分解:

$2^4\times 5^1\times {\mathrm{1238893}}^1$

素因数の和:1238906

約数の個数: 20

約数和(自身を含む): 230434284

約数和(自身を除く): 131322844

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1238893, 2477786, 4955572, 6194465, 9911144, 12388930, 19822288, 24777860, 49555720, 99111440]

約数ペア:

[(1, 99111440), (2, 49555720), (4, 24777860), (5, 19822288), (8, 12388930), (10, 9911144), (16, 6194465), (20, 4955572), (40, 2477786), (80, 1238893)]