54810340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{210809}}^1$

素因数の和:210831

約数の個数: 24

約数和(自身を含む): 123956280

約数和(自身を除く): 69145940

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 210809, 421618, 843236, 1054045, 2108090, 2740517, 4216180, 5481034, 10962068, 13702585, 27405170, 54810340]

約数ペア:

[(1, 54810340), (2, 27405170), (4, 13702585), (5, 10962068), (10, 5481034), (13, 4216180), (20, 2740517), (26, 2108090), (52, 1054045), (65, 843236), (130, 421618), (260, 210809)]