3921000880

素因数分解:

$2^4\times 5^1\times {\mathrm{49012511}}^1$

素因数の和:49012524

約数の個数: 20

約数和(自身を含む): 9116327232

約数和(自身を除く): 5195326352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 49012511, 98025022, 196050044, 245062555, 392100088, 490125110, 784200176, 980250220, 1960500440, 3921000880]

約数ペア:

[(1, 3921000880), (2, 1960500440), (4, 980250220), (5, 784200176), (8, 490125110), (10, 392100088), (16, 245062555), (20, 196050044), (40, 98025022), (80, 49012511)]