30405490

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^2\times {\mathrm{2221}}^1$

素因数の和:2302

約数の個数: 24

約数和(自身を含む): 56274372

約数和(自身を除く): 25868882

約数列:

[1, 2, 5, 10, 37, 74, 185, 370, 1369, 2221, 2738, 4442, 6845, 11105, 13690, 22210, 82177, 164354, 410885, 821770, 3040549, 6081098, 15202745, 30405490]

約数ペア:

[(1, 30405490), (2, 15202745), (5, 6081098), (10, 3040549), (37, 821770), (74, 410885), (185, 164354), (370, 82177), (1369, 22210), (2221, 13690), (2738, 11105), (4442, 6845)]