201366460

素因数分解:

$2^2\times 5^1\times {\mathrm{499}}^1\times {\mathrm{20177}}^1$

素因数の和:20685

約数の個数: 24

約数和(自身を含む): 423738000

約数和(自身を除く): 222371540

約数列:

[1, 2, 4, 5, 10, 20, 499, 998, 1996, 2495, 4990, 9980, 20177, 40354, 80708, 100885, 201770, 403540, 10068323, 20136646, 40273292, 50341615, 100683230, 201366460]

約数ペア:

[(1, 201366460), (2, 100683230), (4, 50341615), (5, 40273292), (10, 20136646), (20, 10068323), (499, 403540), (998, 201770), (1996, 100885), (2495, 80708), (4990, 40354), (9980, 20177)]