177354670

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{409}}^1\times {\mathrm{421}}^1$

素因数の和:940

約数の個数: 32

約数和(自身を含む): 323893440

約数和(自身を除く): 146538770

約数列:

[1, 2, 5, 10, 103, 206, 409, 421, 515, 818, 842, 1030, 2045, 2105, 4090, 4210, 42127, 43363, 84254, 86726, 172189, 210635, 216815, 344378, 421270, 433630, 860945, 1721890, 17735467, 35470934, 88677335, 177354670]

約数ペア:

[(1, 177354670), (2, 88677335), (5, 35470934), (10, 17735467), (103, 1721890), (206, 860945), (409, 433630), (421, 421270), (515, 344378), (818, 216815), (842, 210635), (1030, 172189), (2045, 86726), (2105, 84254), (4090, 43363), (4210, 42127)]