8189380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{937}}^1$

素因数の和:988

約数の個数: 48

約数和(自身を含む): 18910080

約数和(自身を除く): 10720700

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 190, 230, 380, 437, 460, 874, 937, 1748, 1874, 2185, 3748, 4370, 4685, 8740, 9370, 17803, 18740, 21551, 35606, 43102, 71212, 86204, 89015, 107755, 178030, 215510, 356060, 409469, 431020, 818938, 1637876, 2047345, 4094690, 8189380]

約数ペア:

[(1, 8189380), (2, 4094690), (4, 2047345), (5, 1637876), (10, 818938), (19, 431020), (20, 409469), (23, 356060), (38, 215510), (46, 178030), (76, 107755), (92, 89015), (95, 86204), (115, 71212), (190, 43102), (230, 35606), (380, 21551), (437, 18740), (460, 17803), (874, 9370), (937, 8740), (1748, 4685), (1874, 4370), (2185, 3748)]