163629040

素因数分解:

$2^4\times 5^1\times {\mathrm{2045363}}^1$

素因数の和:2045376

約数の個数: 20

約数和(自身を含む): 380437704

約数和(自身を除く): 216808664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2045363, 4090726, 8181452, 10226815, 16362904, 20453630, 32725808, 40907260, 81814520, 163629040]

約数ペア:

[(1, 163629040), (2, 81814520), (4, 40907260), (5, 32725808), (8, 20453630), (10, 16362904), (16, 10226815), (20, 8181452), (40, 4090726), (80, 2045363)]