39608720

素因数分解:

$2^4\times 5^1\times {\mathrm{495109}}^1$

素因数の和:495122

約数の個数: 20

約数和(自身を含む): 92090460

約数和(自身を除く): 52481740

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 495109, 990218, 1980436, 2475545, 3960872, 4951090, 7921744, 9902180, 19804360, 39608720]

約数ペア:

[(1, 39608720), (2, 19804360), (4, 9902180), (5, 7921744), (8, 4951090), (10, 3960872), (16, 2475545), (20, 1980436), (40, 990218), (80, 495109)]