25046020

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{11489}}^1$

素因数の和:11607

約数の個数: 24

約数和(自身を含む): 53083800

約数和(自身を除く): 28037780

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 11489, 22978, 45956, 57445, 114890, 229780, 1252301, 2504602, 5009204, 6261505, 12523010, 25046020]

約数ペア:

[(1, 25046020), (2, 12523010), (4, 6261505), (5, 5009204), (10, 2504602), (20, 1252301), (109, 229780), (218, 114890), (436, 57445), (545, 45956), (1090, 22978), (2180, 11489)]