2666080

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{877}}^1$

素因数の和:911

約数の個数: 48

約数和(自身を含む): 6637680

約数和(自身を除く): 3971600

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 877, 1520, 1754, 3040, 3508, 4385, 7016, 8770, 14032, 16663, 17540, 28064, 33326, 35080, 66652, 70160, 83315, 133304, 140320, 166630, 266608, 333260, 533216, 666520, 1333040, 2666080]

約数ペア:

[(1, 2666080), (2, 1333040), (4, 666520), (5, 533216), (8, 333260), (10, 266608), (16, 166630), (19, 140320), (20, 133304), (32, 83315), (38, 70160), (40, 66652), (76, 35080), (80, 33326), (95, 28064), (152, 17540), (160, 16663), (190, 14032), (304, 8770), (380, 7016), (608, 4385), (760, 3508), (877, 3040), (1520, 1754)]