19344040

素因数分解:

$2^3\times 5^1\times {\mathrm{281}}^1\times {\mathrm{1721}}^1$

素因数の和:2013

約数の個数: 32

約数和(自身を含む): 43704360

約数和(自身を除く): 24360320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 281, 562, 1124, 1405, 1721, 2248, 2810, 3442, 5620, 6884, 8605, 11240, 13768, 17210, 34420, 68840, 483601, 967202, 1934404, 2418005, 3868808, 4836010, 9672020, 19344040]

約数ペア:

[(1, 19344040), (2, 9672020), (4, 4836010), (5, 3868808), (8, 2418005), (10, 1934404), (20, 967202), (40, 483601), (281, 68840), (562, 34420), (1124, 17210), (1405, 13768), (1721, 11240), (2248, 8605), (2810, 6884), (3442, 5620)]