87722120

素因数分解:

$2^3\times 5^1\times {\mathrm{2193053}}^1$

素因数の和:2193064

約数の個数: 16

約数和(自身を含む): 197374860

約数和(自身を除く): 109652740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2193053, 4386106, 8772212, 10965265, 17544424, 21930530, 43861060, 87722120]

約数ペア:

[(1, 87722120), (2, 43861060), (4, 21930530), (5, 17544424), (8, 10965265), (10, 8772212), (20, 4386106), (40, 2193053)]