22177660

素因数分解:

$2^2\times 5^1\times {\mathrm{787}}^1\times {\mathrm{1409}}^1$

素因数の和:2205

約数の個数: 24

約数和(自身を含む): 46665360

約数和(自身を除く): 24487700

約数列:

[1, 2, 4, 5, 10, 20, 787, 1409, 1574, 2818, 3148, 3935, 5636, 7045, 7870, 14090, 15740, 28180, 1108883, 2217766, 4435532, 5544415, 11088830, 22177660]

約数ペア:

[(1, 22177660), (2, 11088830), (4, 5544415), (5, 4435532), (10, 2217766), (20, 1108883), (787, 28180), (1409, 15740), (1574, 14090), (2818, 7870), (3148, 7045), (3935, 5636)]