26504560

素因数分解:

$2^4\times 5^1\times {\mathrm{331307}}^1$

素因数の和:331320

約数の個数: 20

約数和(自身を含む): 61623288

約数和(自身を除く): 35118728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 331307, 662614, 1325228, 1656535, 2650456, 3313070, 5300912, 6626140, 13252280, 26504560]

約数ペア:

[(1, 26504560), (2, 13252280), (4, 6626140), (5, 5300912), (8, 3313070), (10, 2650456), (16, 1656535), (20, 1325228), (40, 662614), (80, 331307)]