28183240

素因数分解:

$2^3\times 5^1\times {\mathrm{704581}}^1$

素因数の和:704592

約数の個数: 16

約数和(自身を含む): 63412380

約数和(自身を除く): 35229140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 704581, 1409162, 2818324, 3522905, 5636648, 7045810, 14091620, 28183240]

約数ペア:

[(1, 28183240), (2, 14091620), (4, 7045810), (5, 5636648), (8, 3522905), (10, 2818324), (20, 1409162), (40, 704581)]