2019917080

素因数分解:

$2^3\times 5^1\times {\mathrm{50497927}}^1$

素因数の和:50497938

約数の個数: 16

約数和(自身を含む): 4544813520

約数和(自身を除く): 2524896440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 50497927, 100995854, 201991708, 252489635, 403983416, 504979270, 1009958540, 2019917080]

約数ペア:

[(1, 2019917080), (2, 1009958540), (4, 504979270), (5, 403983416), (8, 252489635), (10, 201991708), (20, 100995854), (40, 50497927)]