6551220440

素因数分解:

$2^3\times 5^1\times {\mathrm{163780511}}^1$

素因数の和:163780522

約数の個数: 16

約数和(自身を含む): 14740246080

約数和(自身を除く): 8189025640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163780511, 327561022, 655122044, 818902555, 1310244088, 1637805110, 3275610220, 6551220440]

約数ペア:

[(1, 6551220440), (2, 3275610220), (4, 1637805110), (5, 1310244088), (8, 818902555), (10, 655122044), (20, 327561022), (40, 163780511)]