26981620

素因数分解:

$2^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{4801}}^1$

素因数の和:5091

約数の個数: 24

約数和(自身を含む): 56874888

約数和(自身を除く): 29893268

約数列:

[1, 2, 4, 5, 10, 20, 281, 562, 1124, 1405, 2810, 4801, 5620, 9602, 19204, 24005, 48010, 96020, 1349081, 2698162, 5396324, 6745405, 13490810, 26981620]

約数ペア:

[(1, 26981620), (2, 13490810), (4, 6745405), (5, 5396324), (10, 2698162), (20, 1349081), (281, 96020), (562, 48010), (1124, 24005), (1405, 19204), (2810, 9602), (4801, 5620)]