20209010

素因数分解:

$2^1\times 5^1\times {\mathrm{479}}^1\times {\mathrm{4219}}^1$

素因数の和:4705

約数の個数: 16

約数和(自身を含む): 36460800

約数和(自身を除く): 16251790

約数列:

[1, 2, 5, 10, 479, 958, 2395, 4219, 4790, 8438, 21095, 42190, 2020901, 4041802, 10104505, 20209010]

約数ペア:

[(1, 20209010), (2, 10104505), (5, 4041802), (10, 2020901), (479, 42190), (958, 21095), (2395, 8438), (4219, 4790)]