87836660

素因数分解:

$2^2\times 5^1\times {\mathrm{971}}^1\times {\mathrm{4523}}^1$

素因数の和:5503

約数の個数: 24

約数和(自身を含む): 184687776

約数和(自身を除く): 96851116

約数列:

[1, 2, 4, 5, 10, 20, 971, 1942, 3884, 4523, 4855, 9046, 9710, 18092, 19420, 22615, 45230, 90460, 4391833, 8783666, 17567332, 21959165, 43918330, 87836660]

約数ペア:

[(1, 87836660), (2, 43918330), (4, 21959165), (5, 17567332), (10, 8783666), (20, 4391833), (971, 90460), (1942, 45230), (3884, 22615), (4523, 19420), (4855, 18092), (9046, 9710)]