99404920

素因数分解:

$2^3\times 5^1\times {\mathrm{2485123}}^1$

素因数の和:2485134

約数の個数: 16

約数和(自身を含む): 223661160

約数和(自身を除く): 124256240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2485123, 4970246, 9940492, 12425615, 19880984, 24851230, 49702460, 99404920]

約数ペア:

[(1, 99404920), (2, 49702460), (4, 24851230), (5, 19880984), (8, 12425615), (10, 9940492), (20, 4970246), (40, 2485123)]