26253980

素因数分解:

$2^2\times 5^1\times {\mathrm{1051}}^1\times {\mathrm{1249}}^1$

素因数の和:2309

約数の個数: 24

約数和(自身を含む): 55230000

約数和(自身を除く): 28976020

約数列:

[1, 2, 4, 5, 10, 20, 1051, 1249, 2102, 2498, 4204, 4996, 5255, 6245, 10510, 12490, 21020, 24980, 1312699, 2625398, 5250796, 6563495, 13126990, 26253980]

約数ペア:

[(1, 26253980), (2, 13126990), (4, 6563495), (5, 5250796), (10, 2625398), (20, 1312699), (1051, 24980), (1249, 21020), (2102, 12490), (2498, 10510), (4204, 6245), (4996, 5255)]