8212240

素因数分解:

$2^4\times 5^1\times {\mathrm{102653}}^1$

素因数の和:102666

約数の個数: 20

約数和(自身を含む): 19093644

約数和(自身を除く): 10881404

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 102653, 205306, 410612, 513265, 821224, 1026530, 1642448, 2053060, 4106120, 8212240]

約数ペア:

[(1, 8212240), (2, 4106120), (4, 2053060), (5, 1642448), (8, 1026530), (10, 821224), (16, 513265), (20, 410612), (40, 205306), (80, 102653)]