3985580

素因数分解:

$2^2\times 5^1\times {\mathrm{349}}^1\times {\mathrm{571}}^1$

素因数の和:929

約数の個数: 24

約数和(自身を含む): 8408400

約数和(自身を除く): 4422820

約数列:

[1, 2, 4, 5, 10, 20, 349, 571, 698, 1142, 1396, 1745, 2284, 2855, 3490, 5710, 6980, 11420, 199279, 398558, 797116, 996395, 1992790, 3985580]

約数ペア:

[(1, 3985580), (2, 1992790), (4, 996395), (5, 797116), (10, 398558), (20, 199279), (349, 11420), (571, 6980), (698, 5710), (1142, 3490), (1396, 2855), (1745, 2284)]