1861340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7159}}^1$

素因数の和:7181

約数の個数: 24

約数和(自身を含む): 4210080

約数和(自身を除く): 2348740

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 7159, 14318, 28636, 35795, 71590, 93067, 143180, 186134, 372268, 465335, 930670, 1861340]

約数ペア:

[(1, 1861340), (2, 930670), (4, 465335), (5, 372268), (10, 186134), (13, 143180), (20, 93067), (26, 71590), (52, 35795), (65, 28636), (130, 14318), (260, 7159)]