13304488720

素因数分解:

$2^4\times 5^1\times {\mathrm{166306109}}^1$

素因数の和:166306122

約数の個数: 20

約数和(自身を含む): 30932936460

約数和(自身を除く): 17628447740

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 166306109, 332612218, 665224436, 831530545, 1330448872, 1663061090, 2660897744, 3326122180, 6652244360, 13304488720]

約数ペア:

[(1, 13304488720), (2, 6652244360), (4, 3326122180), (5, 2660897744), (8, 1663061090), (10, 1330448872), (16, 831530545), (20, 665224436), (40, 332612218), (80, 166306109)]