17388080

素因数分解:

$2^4\times 5^1\times {\mathrm{217351}}^1$

素因数の和:217364

約数の個数: 20

約数和(自身を含む): 40427472

約数和(自身を除く): 23039392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 217351, 434702, 869404, 1086755, 1738808, 2173510, 3477616, 4347020, 8694040, 17388080]

約数ペア:

[(1, 17388080), (2, 8694040), (4, 4347020), (5, 3477616), (8, 2173510), (10, 1738808), (16, 1086755), (20, 869404), (40, 434702), (80, 217351)]