2337721640

素因数分解:

$2^3\times 5^1\times {\mathrm{10861}}^1\times {\mathrm{5381}}^1$

素因数の和:16253

約数の個数: 32

約数和(自身を含む): 5261335560

約数和(自身を除く): 2923613920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5381, 10762, 10861, 21524, 21722, 26905, 43048, 43444, 53810, 54305, 86888, 107620, 108610, 215240, 217220, 434440, 58443041, 116886082, 233772164, 292215205, 467544328, 584430410, 1168860820, 2337721640]

約数ペア:

[(1, 2337721640), (2, 1168860820), (4, 584430410), (5, 467544328), (8, 292215205), (10, 233772164), (20, 116886082), (40, 58443041), (5381, 434440), (10762, 217220), (10861, 215240), (21524, 108610), (21722, 107620), (26905, 86888), (43048, 54305), (43444, 53810)]