47542540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139831}}^1$

素因数の和:139857

約数の個数: 24

約数和(自身を含む): 105712992

約数和(自身を除く): 58170452

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 139831, 279662, 559324, 699155, 1398310, 2377127, 2796620, 4754254, 9508508, 11885635, 23771270, 47542540]

約数ペア:

[(1, 47542540), (2, 23771270), (4, 11885635), (5, 9508508), (10, 4754254), (17, 2796620), (20, 2377127), (34, 1398310), (68, 699155), (85, 559324), (170, 279662), (340, 139831)]