29996818180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{214262987}}^1$

素因数の和:214263003

約数の個数: 24

約数和(自身を含む): 71992363968

約数和(自身を除く): 41995545788

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 214262987, 428525974, 857051948, 1071314935, 1499840909, 2142629870, 2999681818, 4285259740, 5999363636, 7499204545, 14998409090, 29996818180]

約数ペア:

[(1, 29996818180), (2, 14998409090), (4, 7499204545), (5, 5999363636), (7, 4285259740), (10, 2999681818), (14, 2142629870), (20, 1499840909), (28, 1071314935), (35, 857051948), (70, 428525974), (140, 214262987)]