26380370

素因数分解:

$2^1\times 5^1\times {\mathrm{1321}}^1\times {\mathrm{1997}}^1$

素因数の和:3325

約数の個数: 16

約数和(自身を含む): 47544408

約数和(自身を除く): 21164038

約数列:

[1, 2, 5, 10, 1321, 1997, 2642, 3994, 6605, 9985, 13210, 19970, 2638037, 5276074, 13190185, 26380370]

約数ペア:

[(1, 26380370), (2, 13190185), (5, 5276074), (10, 2638037), (1321, 19970), (1997, 13210), (2642, 9985), (3994, 6605)]