22861660

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{10487}}^1$

素因数の和:10605

約数の個数: 24

約数和(自身を含む): 48454560

約数和(自身を除く): 25592900

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 10487, 20974, 41948, 52435, 104870, 209740, 1143083, 2286166, 4572332, 5715415, 11430830, 22861660]

約数ペア:

[(1, 22861660), (2, 11430830), (4, 5715415), (5, 4572332), (10, 2286166), (20, 1143083), (109, 209740), (218, 104870), (436, 52435), (545, 41948), (1090, 20974), (2180, 10487)]