8663140

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{5483}}^1$

素因数の和:5571

約数の個数: 24

約数和(自身を含む): 18426240

約数和(自身を除く): 9763100

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 5483, 10966, 21932, 27415, 54830, 109660, 433157, 866314, 1732628, 2165785, 4331570, 8663140]

約数ペア:

[(1, 8663140), (2, 4331570), (4, 2165785), (5, 1732628), (10, 866314), (20, 433157), (79, 109660), (158, 54830), (316, 27415), (395, 21932), (790, 10966), (1580, 5483)]