4342840

素因数分解:

$2^3\times 5^1\times {\mathrm{108571}}^1$

素因数の和:108582

約数の個数: 16

約数和(自身を含む): 9771480

約数和(自身を除く): 5428640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 108571, 217142, 434284, 542855, 868568, 1085710, 2171420, 4342840]

約数ペア:

[(1, 4342840), (2, 2171420), (4, 1085710), (5, 868568), (8, 542855), (10, 434284), (20, 217142), (40, 108571)]