7638640

素因数分解:

$2^4\times 5^1\times {\mathrm{95483}}^1$

素因数の和:95496

約数の個数: 20

約数和(自身を含む): 17760024

約数和(自身を除く): 10121384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 95483, 190966, 381932, 477415, 763864, 954830, 1527728, 1909660, 3819320, 7638640]

約数ペア:

[(1, 7638640), (2, 3819320), (4, 1909660), (5, 1527728), (8, 954830), (10, 763864), (16, 477415), (20, 381932), (40, 190966), (80, 95483)]