28011640

素因数分解:

$2^3\times 5^1\times {\mathrm{587}}^1\times {\mathrm{1193}}^1$

素因数の和:1791

約数の個数: 32

約数和(自身を含む): 63186480

約数和(自身を除く): 35174840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 587, 1174, 1193, 2348, 2386, 2935, 4696, 4772, 5870, 5965, 9544, 11740, 11930, 23480, 23860, 47720, 700291, 1400582, 2801164, 3501455, 5602328, 7002910, 14005820, 28011640]

約数ペア:

[(1, 28011640), (2, 14005820), (4, 7002910), (5, 5602328), (8, 3501455), (10, 2801164), (20, 1400582), (40, 700291), (587, 47720), (1174, 23860), (1193, 23480), (2348, 11930), (2386, 11740), (2935, 9544), (4696, 5965), (4772, 5870)]