8445980

素因数分解:

$2^2\times 5^1\times {\mathrm{347}}^1\times {\mathrm{1217}}^1$

素因数の和:1573

約数の個数: 24

約数和(自身を含む): 17802288

約数和(自身を除く): 9356308

約数列:

[1, 2, 4, 5, 10, 20, 347, 694, 1217, 1388, 1735, 2434, 3470, 4868, 6085, 6940, 12170, 24340, 422299, 844598, 1689196, 2111495, 4222990, 8445980]

約数ペア:

[(1, 8445980), (2, 4222990), (4, 2111495), (5, 1689196), (10, 844598), (20, 422299), (347, 24340), (694, 12170), (1217, 6940), (1388, 6085), (1735, 4868), (2434, 3470)]