39448720

素因数分解:

$2^4\times 5^1\times {\mathrm{493109}}^1$

素因数の和:493122

約数の個数: 20

約数和(自身を含む): 91718460

約数和(自身を除く): 52269740

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 493109, 986218, 1972436, 2465545, 3944872, 4931090, 7889744, 9862180, 19724360, 39448720]

約数ペア:

[(1, 39448720), (2, 19724360), (4, 9862180), (5, 7889744), (8, 4931090), (10, 3944872), (16, 2465545), (20, 1972436), (40, 986218), (80, 493109)]