28483480

素因数分解:

$2^3\times 5^1\times {\mathrm{251}}^1\times {\mathrm{2837}}^1$

素因数の和:3099

約数の個数: 32

約数和(自身を含む): 64365840

約数和(自身を除く): 35882360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 251, 502, 1004, 1255, 2008, 2510, 2837, 5020, 5674, 10040, 11348, 14185, 22696, 28370, 56740, 113480, 712087, 1424174, 2848348, 3560435, 5696696, 7120870, 14241740, 28483480]

約数ペア:

[(1, 28483480), (2, 14241740), (4, 7120870), (5, 5696696), (8, 3560435), (10, 2848348), (20, 1424174), (40, 712087), (251, 113480), (502, 56740), (1004, 28370), (1255, 22696), (2008, 14185), (2510, 11348), (2837, 10040), (5020, 5674)]