26481040

素因数分解:

$2^4\times 5^1\times {\mathrm{331013}}^1$

素因数の和:331026

約数の個数: 20

約数和(自身を含む): 61568604

約数和(自身を除く): 35087564

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 331013, 662026, 1324052, 1655065, 2648104, 3310130, 5296208, 6620260, 13240520, 26481040]

約数ペア:

[(1, 26481040), (2, 13240520), (4, 6620260), (5, 5296208), (8, 3310130), (10, 2648104), (16, 1655065), (20, 1324052), (40, 662026), (80, 331013)]