69269480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{247391}}^1$

素因数の和:247409

約数の個数: 32

約数和(自身を含む): 178122240

約数和(自身を除く): 108852760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 247391, 494782, 989564, 1236955, 1731737, 1979128, 2473910, 3463474, 4947820, 6926948, 8658685, 9895640, 13853896, 17317370, 34634740, 69269480]

約数ペア:

[(1, 69269480), (2, 34634740), (4, 17317370), (5, 13853896), (7, 9895640), (8, 8658685), (10, 6926948), (14, 4947820), (20, 3463474), (28, 2473910), (35, 1979128), (40, 1731737), (56, 1236955), (70, 989564), (140, 494782), (280, 247391)]