3427180

素因数分解:

$2^2\times 5^1\times {\mathrm{349}}^1\times {\mathrm{491}}^1$

素因数の和:849

約数の個数: 24

約数和(自身を含む): 7232400

約数和(自身を除く): 3805220

約数列:

[1, 2, 4, 5, 10, 20, 349, 491, 698, 982, 1396, 1745, 1964, 2455, 3490, 4910, 6980, 9820, 171359, 342718, 685436, 856795, 1713590, 3427180]

約数ペア:

[(1, 3427180), (2, 1713590), (4, 856795), (5, 685436), (10, 342718), (20, 171359), (349, 9820), (491, 6980), (698, 4910), (982, 3490), (1396, 2455), (1745, 1964)]