99687440

素因数分解:

$2^4\times 5^1\times {\mathrm{1246093}}^1$

素因数の和:1246106

約数の個数: 20

約数和(自身を含む): 231773484

約数和(自身を除く): 132086044

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1246093, 2492186, 4984372, 6230465, 9968744, 12460930, 19937488, 24921860, 49843720, 99687440]

約数ペア:

[(1, 99687440), (2, 49843720), (4, 24921860), (5, 19937488), (8, 12460930), (10, 9968744), (16, 6230465), (20, 4984372), (40, 2492186), (80, 1246093)]