90238420

素因数分解:

$2^2\times 5^1\times {\mathrm{523}}^1\times {\mathrm{8627}}^1$

素因数の和:9159

約数の個数: 24

約数和(自身を含む): 189885024

約数和(自身を除く): 99646604

約数列:

[1, 2, 4, 5, 10, 20, 523, 1046, 2092, 2615, 5230, 8627, 10460, 17254, 34508, 43135, 86270, 172540, 4511921, 9023842, 18047684, 22559605, 45119210, 90238420]

約数ペア:

[(1, 90238420), (2, 45119210), (4, 22559605), (5, 18047684), (10, 9023842), (20, 4511921), (523, 172540), (1046, 86270), (2092, 43135), (2615, 34508), (5230, 17254), (8627, 10460)]