27921640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{36739}}^1$

素因数の和:36769

約数の個数: 32

約数和(自身を含む): 66132000

約数和(自身を除く): 38210360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 36739, 73478, 146956, 183695, 293912, 367390, 698041, 734780, 1396082, 1469560, 2792164, 3490205, 5584328, 6980410, 13960820, 27921640]

約数ペア:

[(1, 27921640), (2, 13960820), (4, 6980410), (5, 5584328), (8, 3490205), (10, 2792164), (19, 1469560), (20, 1396082), (38, 734780), (40, 698041), (76, 367390), (95, 293912), (152, 183695), (190, 146956), (380, 73478), (760, 36739)]