28696530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{2459}}^1$

素因数の和:2858

約数の個数: 32

約数和(自身を含む): 69076800

約数和(自身を除く): 40380270

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 389, 778, 1167, 1945, 2334, 2459, 3890, 4918, 5835, 7377, 11670, 12295, 14754, 24590, 36885, 73770, 956551, 1913102, 2869653, 4782755, 5739306, 9565510, 14348265, 28696530]

約数ペア:

[(1, 28696530), (2, 14348265), (3, 9565510), (5, 5739306), (6, 4782755), (10, 2869653), (15, 1913102), (30, 956551), (389, 73770), (778, 36885), (1167, 24590), (1945, 14754), (2334, 12295), (2459, 11670), (3890, 7377), (4918, 5835)]