122849680

素因数分解:

$2^4\times 5^1\times {\mathrm{1535621}}^1$

素因数の和:1535634

約数の個数: 20

約数和(自身を含む): 285625692

約数和(自身を除く): 162776012

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1535621, 3071242, 6142484, 7678105, 12284968, 15356210, 24569936, 30712420, 61424840, 122849680]

約数ペア:

[(1, 122849680), (2, 61424840), (4, 30712420), (5, 24569936), (8, 15356210), (10, 12284968), (16, 7678105), (20, 6142484), (40, 3071242), (80, 1535621)]