4428157700

素因数分解:

$2^2\times 5^2\times {\mathrm{109}}^1\times {\mathrm{406253}}^1$

素因数の和:406376

約数の個数: 36

約数和(自身を含む): 9697282980

約数和(自身を除く): 5269125280

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 109, 218, 436, 545, 1090, 2180, 2725, 5450, 10900, 406253, 812506, 1625012, 2031265, 4062530, 8125060, 10156325, 20312650, 40625300, 44281577, 88563154, 177126308, 221407885, 442815770, 885631540, 1107039425, 2214078850, 4428157700]

約数ペア:

[(1, 4428157700), (2, 2214078850), (4, 1107039425), (5, 885631540), (10, 442815770), (20, 221407885), (25, 177126308), (50, 88563154), (100, 44281577), (109, 40625300), (218, 20312650), (436, 10156325), (545, 8125060), (1090, 4062530), (2180, 2031265), (2725, 1625012), (5450, 812506), (10900, 406253)]