164016620

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{190717}}^1$

素因数の和:190769

約数の個数: 24

約数和(自身を含む): 352446864

約数和(自身を除く): 188430244

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 190717, 381434, 762868, 953585, 1907170, 3814340, 8200831, 16401662, 32803324, 41004155, 82008310, 164016620]

約数ペア:

[(1, 164016620), (2, 82008310), (4, 41004155), (5, 32803324), (10, 16401662), (20, 8200831), (43, 3814340), (86, 1907170), (172, 953585), (215, 762868), (430, 381434), (860, 190717)]