348080

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1$

素因数の和:261

約数の個数: 40

約数和(自身を含む): 855600

約数和(自身を除く): 507520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 229, 304, 380, 458, 760, 916, 1145, 1520, 1832, 2290, 3664, 4351, 4580, 8702, 9160, 17404, 18320, 21755, 34808, 43510, 69616, 87020, 174040, 348080]

約数ペア:

[(1, 348080), (2, 174040), (4, 87020), (5, 69616), (8, 43510), (10, 34808), (16, 21755), (19, 18320), (20, 17404), (38, 9160), (40, 8702), (76, 4580), (80, 4351), (95, 3664), (152, 2290), (190, 1832), (229, 1520), (304, 1145), (380, 916), (458, 760)]