28222360

素因数分解:

$2^3\times 5^1\times {\mathrm{705559}}^1$

素因数の和:705570

約数の個数: 16

約数和(自身を含む): 63500400

約数和(自身を除く): 35278040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 705559, 1411118, 2822236, 3527795, 5644472, 7055590, 14111180, 28222360]

約数ペア:

[(1, 28222360), (2, 14111180), (4, 7055590), (5, 5644472), (8, 3527795), (10, 2822236), (20, 1411118), (40, 705559)]