4157740

素因数分解:

$2^2\times 5^1\times {\mathrm{449}}^1\times {\mathrm{463}}^1$

素因数の和:921

約数の個数: 24

約数和(自身を含む): 8769600

約数和(自身を除く): 4611860

約数列:

[1, 2, 4, 5, 10, 20, 449, 463, 898, 926, 1796, 1852, 2245, 2315, 4490, 4630, 8980, 9260, 207887, 415774, 831548, 1039435, 2078870, 4157740]

約数ペア:

[(1, 4157740), (2, 2078870), (4, 1039435), (5, 831548), (10, 415774), (20, 207887), (449, 9260), (463, 8980), (898, 4630), (926, 4490), (1796, 2315), (1852, 2245)]