131240380

素因数分解:

$2^2\times 5^1\times {\mathrm{619}}^1\times {\mathrm{10601}}^1$

素因数の和:11229

約数の個数: 24

約数和(自身を含む): 276076080

約数和(自身を除く): 144835700

約数列:

[1, 2, 4, 5, 10, 20, 619, 1238, 2476, 3095, 6190, 10601, 12380, 21202, 42404, 53005, 106010, 212020, 6562019, 13124038, 26248076, 32810095, 65620190, 131240380]

約数ペア:

[(1, 131240380), (2, 65620190), (4, 32810095), (5, 26248076), (10, 13124038), (20, 6562019), (619, 212020), (1238, 106010), (2476, 53005), (3095, 42404), (6190, 21202), (10601, 12380)]