260020624

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{855331}}^1$

素因数の和:855358

約数の個数: 20

約数和(自身を含む): 530305840

約数和(自身を除く): 270285216

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 855331, 1710662, 3421324, 6842648, 13685296, 16251289, 32502578, 65005156, 130010312, 260020624]

約数ペア:

[(1, 260020624), (2, 130010312), (4, 65005156), (8, 32502578), (16, 16251289), (19, 13685296), (38, 6842648), (76, 3421324), (152, 1710662), (304, 855331)]