23991280

素因数分解:

$2^4\times 5^1\times {\mathrm{299891}}^1$

素因数の和:299904

約数の個数: 20

約数和(自身を含む): 55779912

約数和(自身を除く): 31788632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 299891, 599782, 1199564, 1499455, 2399128, 2998910, 4798256, 5997820, 11995640, 23991280]

約数ペア:

[(1, 23991280), (2, 11995640), (4, 5997820), (5, 4798256), (8, 2998910), (10, 2399128), (16, 1499455), (20, 1199564), (40, 599782), (80, 299891)]