87827560

素因数分解:

$2^3\times 5^1\times {\mathrm{1423}}^1\times {\mathrm{1543}}^1$

素因数の和:2977

約数の個数: 32

約数和(自身を含む): 197879040

約数和(自身を除く): 110051480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1423, 1543, 2846, 3086, 5692, 6172, 7115, 7715, 11384, 12344, 14230, 15430, 28460, 30860, 56920, 61720, 2195689, 4391378, 8782756, 10978445, 17565512, 21956890, 43913780, 87827560]

約数ペア:

[(1, 87827560), (2, 43913780), (4, 21956890), (5, 17565512), (8, 10978445), (10, 8782756), (20, 4391378), (40, 2195689), (1423, 61720), (1543, 56920), (2846, 30860), (3086, 28460), (5692, 15430), (6172, 14230), (7115, 12344), (7715, 11384)]