201915140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1442251}}^1$

素因数の和:1442267

約数の個数: 24

約数和(自身を含む): 484596672

約数和(自身を除く): 282681532

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1442251, 2884502, 5769004, 7211255, 10095757, 14422510, 20191514, 28845020, 40383028, 50478785, 100957570, 201915140]

約数ペア:

[(1, 201915140), (2, 100957570), (4, 50478785), (5, 40383028), (7, 28845020), (10, 20191514), (14, 14422510), (20, 10095757), (28, 7211255), (35, 5769004), (70, 2884502), (140, 1442251)]