28117140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{468619}}^1$

素因数の和:468631

約数の個数: 24

約数和(自身を含む): 78728160

約数和(自身を除く): 50611020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 468619, 937238, 1405857, 1874476, 2343095, 2811714, 4686190, 5623428, 7029285, 9372380, 14058570, 28117140]

約数ペア:

[(1, 28117140), (2, 14058570), (3, 9372380), (4, 7029285), (5, 5623428), (6, 4686190), (10, 2811714), (12, 2343095), (15, 1874476), (20, 1405857), (30, 937238), (60, 468619)]