8880080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{10091}}^1$

素因数の和:10115

約数の個数: 40

約数和(自身を含む): 22525344

約数和(自身を除く): 13645264

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 10091, 20182, 40364, 50455, 80728, 100910, 111001, 161456, 201820, 222002, 403640, 444004, 555005, 807280, 888008, 1110010, 1776016, 2220020, 4440040, 8880080]

約数ペア:

[(1, 8880080), (2, 4440040), (4, 2220020), (5, 1776016), (8, 1110010), (10, 888008), (11, 807280), (16, 555005), (20, 444004), (22, 403640), (40, 222002), (44, 201820), (55, 161456), (80, 111001), (88, 100910), (110, 80728), (176, 50455), (220, 40364), (440, 20182), (880, 10091)]