99619180

素因数分解:

$2^2\times 5^1\times {\mathrm{4980959}}^1$

素因数の和:4980968

約数の個数: 12

約数和(自身を含む): 209200320

約数和(自身を除く): 109581140

約数列:

[1, 2, 4, 5, 10, 20, 4980959, 9961918, 19923836, 24904795, 49809590, 99619180]

約数ペア:

[(1, 99619180), (2, 49809590), (4, 24904795), (5, 19923836), (10, 9961918), (20, 4980959)]