16264280

素因数分解:

$2^3\times 5^1\times {\mathrm{281}}^1\times {\mathrm{1447}}^1$

素因数の和:1739

約数の個数: 32

約数和(自身を含む): 36750240

約数和(自身を除く): 20485960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 281, 562, 1124, 1405, 1447, 2248, 2810, 2894, 5620, 5788, 7235, 11240, 11576, 14470, 28940, 57880, 406607, 813214, 1626428, 2033035, 3252856, 4066070, 8132140, 16264280]

約数ペア:

[(1, 16264280), (2, 8132140), (4, 4066070), (5, 3252856), (8, 2033035), (10, 1626428), (20, 813214), (40, 406607), (281, 57880), (562, 28940), (1124, 14470), (1405, 11576), (1447, 11240), (2248, 7235), (2810, 5788), (2894, 5620)]