199983820

素因数分解:

$2^2\times 5^1\times {\mathrm{2027}}^1\times {\mathrm{4933}}^1$

素因数の和:6969

約数の個数: 24

約数和(自身を含む): 420258384

約数和(自身を除く): 220274564

約数列:

[1, 2, 4, 5, 10, 20, 2027, 4054, 4933, 8108, 9866, 10135, 19732, 20270, 24665, 40540, 49330, 98660, 9999191, 19998382, 39996764, 49995955, 99991910, 199983820]

約数ペア:

[(1, 199983820), (2, 99991910), (4, 49995955), (5, 39996764), (10, 19998382), (20, 9999191), (2027, 98660), (4054, 49330), (4933, 40540), (8108, 24665), (9866, 20270), (10135, 19732)]