8207440

素因数分解:

$2^4\times 5^1\times {\mathrm{102593}}^1$

素因数の和:102606

約数の個数: 20

約数和(自身を含む): 19082484

約数和(自身を除く): 10875044

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 102593, 205186, 410372, 512965, 820744, 1025930, 1641488, 2051860, 4103720, 8207440]

約数ペア:

[(1, 8207440), (2, 4103720), (4, 2051860), (5, 1641488), (8, 1025930), (10, 820744), (16, 512965), (20, 410372), (40, 205186), (80, 102593)]