26406790

素因数分解:

$2^1\times 5^1\times {\mathrm{1321}}^1\times {\mathrm{1999}}^1$

素因数の和:3327

約数の個数: 16

約数和(自身を含む): 47592000

約数和(自身を除く): 21185210

約数列:

[1, 2, 5, 10, 1321, 1999, 2642, 3998, 6605, 9995, 13210, 19990, 2640679, 5281358, 13203395, 26406790]

約数ペア:

[(1, 26406790), (2, 13203395), (5, 5281358), (10, 2640679), (1321, 19990), (1999, 13210), (2642, 9995), (3998, 6605)]