2165080

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{479}}^1$

素因数の和:603

約数の個数: 32

約数和(自身を含む): 4924800

約数和(自身を除く): 2759720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 479, 565, 904, 958, 1130, 1916, 2260, 2395, 3832, 4520, 4790, 9580, 19160, 54127, 108254, 216508, 270635, 433016, 541270, 1082540, 2165080]

約数ペア:

[(1, 2165080), (2, 1082540), (4, 541270), (5, 433016), (8, 270635), (10, 216508), (20, 108254), (40, 54127), (113, 19160), (226, 9580), (452, 4790), (479, 4520), (565, 3832), (904, 2395), (958, 2260), (1130, 1916)]