28663240

素因数分解:

$2^3\times 5^1\times {\mathrm{716581}}^1$

素因数の和:716592

約数の個数: 16

約数和(自身を含む): 64492380

約数和(自身を除く): 35829140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 716581, 1433162, 2866324, 3582905, 5732648, 7165810, 14331620, 28663240]

約数ペア:

[(1, 28663240), (2, 14331620), (4, 7165810), (5, 5732648), (8, 3582905), (10, 2866324), (20, 1433162), (40, 716581)]