28387560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{236563}}^1$

素因数の和:236577

約数の個数: 32

約数和(自身を含む): 85163040

約数和(自身を除く): 56775480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 236563, 473126, 709689, 946252, 1182815, 1419378, 1892504, 2365630, 2838756, 3548445, 4731260, 5677512, 7096890, 9462520, 14193780, 28387560]

約数ペア:

[(1, 28387560), (2, 14193780), (3, 9462520), (4, 7096890), (5, 5677512), (6, 4731260), (8, 3548445), (10, 2838756), (12, 2365630), (15, 1892504), (20, 1419378), (24, 1182815), (30, 946252), (40, 709689), (60, 473126), (120, 236563)]