805730

素因数分解:

$2^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{409}}^1$

素因数の和:613

約数の個数: 16

約数和(自身を含む): 1461240

約数和(自身を除く): 655510

約数列:

[1, 2, 5, 10, 197, 394, 409, 818, 985, 1970, 2045, 4090, 80573, 161146, 402865, 805730]

約数ペア:

[(1, 805730), (2, 402865), (5, 161146), (10, 80573), (197, 4090), (394, 2045), (409, 1970), (818, 985)]