27708080

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{18229}}^1$

素因数の和:18261

約数の個数: 40

約数和(自身を含む): 67815600

約数和(自身を除く): 40107520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 18229, 36458, 72916, 91145, 145832, 182290, 291664, 346351, 364580, 692702, 729160, 1385404, 1458320, 1731755, 2770808, 3463510, 5541616, 6927020, 13854040, 27708080]

約数ペア:

[(1, 27708080), (2, 13854040), (4, 6927020), (5, 5541616), (8, 3463510), (10, 2770808), (16, 1731755), (19, 1458320), (20, 1385404), (38, 729160), (40, 692702), (76, 364580), (80, 346351), (95, 291664), (152, 182290), (190, 145832), (304, 91145), (380, 72916), (760, 36458), (1520, 18229)]