45028420

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{28499}}^1$

素因数の和:28587

約数の個数: 24

約数和(自身を含む): 95760000

約数和(自身を除く): 50731580

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 28499, 56998, 113996, 142495, 284990, 569980, 2251421, 4502842, 9005684, 11257105, 22514210, 45028420]

約数ペア:

[(1, 45028420), (2, 22514210), (4, 11257105), (5, 9005684), (10, 4502842), (20, 2251421), (79, 569980), (158, 284990), (316, 142495), (395, 113996), (790, 56998), (1580, 28499)]