4499120

素因数分解:

$2^4\times 5^1\times {\mathrm{56239}}^1$

素因数の和:56252

約数の個数: 20

約数和(自身を含む): 10460640

約数和(自身を除く): 5961520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 56239, 112478, 224956, 281195, 449912, 562390, 899824, 1124780, 2249560, 4499120]

約数ペア:

[(1, 4499120), (2, 2249560), (4, 1124780), (5, 899824), (8, 562390), (10, 449912), (16, 281195), (20, 224956), (40, 112478), (80, 56239)]