15682640

素因数分解:

$2^4\times 5^1\times {\mathrm{196033}}^1$

素因数の和:196046

約数の個数: 20

約数和(自身を含む): 36462324

約数和(自身を除く): 20779684

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 196033, 392066, 784132, 980165, 1568264, 1960330, 3136528, 3920660, 7841320, 15682640]

約数ペア:

[(1, 15682640), (2, 7841320), (4, 3920660), (5, 3136528), (8, 1960330), (10, 1568264), (16, 980165), (20, 784132), (40, 392066), (80, 196033)]