98757220

素因数分解:

$2^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{27281}}^1$

素因数の和:27471

約数の個数: 24

約数和(自身を含む): 208543608

約数和(自身を除く): 109786388

約数列:

[1, 2, 4, 5, 10, 20, 181, 362, 724, 905, 1810, 3620, 27281, 54562, 109124, 136405, 272810, 545620, 4937861, 9875722, 19751444, 24689305, 49378610, 98757220]

約数ペア:

[(1, 98757220), (2, 49378610), (4, 24689305), (5, 19751444), (10, 9875722), (20, 4937861), (181, 545620), (362, 272810), (724, 136405), (905, 109124), (1810, 54562), (3620, 27281)]