28675760

素因数分解:

$2^4\times 5^1\times {\mathrm{358447}}^1$

素因数の和:358460

約数の個数: 20

約数和(自身を含む): 66671328

約数和(自身を除く): 37995568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 358447, 716894, 1433788, 1792235, 2867576, 3584470, 5735152, 7168940, 14337880, 28675760]

約数ペア:

[(1, 28675760), (2, 14337880), (4, 7168940), (5, 5735152), (8, 3584470), (10, 2867576), (16, 1792235), (20, 1433788), (40, 716894), (80, 358447)]