26065040

素因数分解:

$2^4\times 5^1\times {\mathrm{325813}}^1$

素因数の和:325826

約数の個数: 20

約数和(自身を含む): 60601404

約数和(自身を除く): 34536364

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 325813, 651626, 1303252, 1629065, 2606504, 3258130, 5213008, 6516260, 13032520, 26065040]

約数ペア:

[(1, 26065040), (2, 13032520), (4, 6516260), (5, 5213008), (8, 3258130), (10, 2606504), (16, 1629065), (20, 1303252), (40, 651626), (80, 325813)]