84279280

素因数分解:

$2^4\times 5^1\times {\mathrm{1053491}}^1$

素因数の和:1053504

約数の個数: 20

約数和(自身を含む): 195949512

約数和(自身を除く): 111670232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1053491, 2106982, 4213964, 5267455, 8427928, 10534910, 16855856, 21069820, 42139640, 84279280]

約数ペア:

[(1, 84279280), (2, 42139640), (4, 21069820), (5, 16855856), (8, 10534910), (10, 8427928), (16, 5267455), (20, 4213964), (40, 2106982), (80, 1053491)]