28403240

素因数分解:

$2^3\times 5^1\times {\mathrm{710081}}^1$

素因数の和:710092

約数の個数: 16

約数和(自身を含む): 63907380

約数和(自身を除く): 35504140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 710081, 1420162, 2840324, 3550405, 5680648, 7100810, 14201620, 28403240]

約数ペア:

[(1, 28403240), (2, 14201620), (4, 7100810), (5, 5680648), (8, 3550405), (10, 2840324), (20, 1420162), (40, 710081)]