89202020

素因数分解:

$2^2\times 5^1\times {\mathrm{503}}^1\times {\mathrm{8867}}^1$

素因数の和:9379

約数の個数: 24

約数和(自身を含む): 187717824

約数和(自身を除く): 98515804

約数列:

[1, 2, 4, 5, 10, 20, 503, 1006, 2012, 2515, 5030, 8867, 10060, 17734, 35468, 44335, 88670, 177340, 4460101, 8920202, 17840404, 22300505, 44601010, 89202020]

約数ペア:

[(1, 89202020), (2, 44601010), (4, 22300505), (5, 17840404), (10, 8920202), (20, 4460101), (503, 177340), (1006, 88670), (2012, 44335), (2515, 35468), (5030, 17734), (8867, 10060)]