164513860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1175099}}^1$

素因数の和:1175115

約数の個数: 24

約数和(自身を含む): 394833600

約数和(自身を除く): 230319740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1175099, 2350198, 4700396, 5875495, 8225693, 11750990, 16451386, 23501980, 32902772, 41128465, 82256930, 164513860]

約数ペア:

[(1, 164513860), (2, 82256930), (4, 41128465), (5, 32902772), (7, 23501980), (10, 16451386), (14, 11750990), (20, 8225693), (28, 5875495), (35, 4700396), (70, 2350198), (140, 1175099)]