2049440

素因数分解:

$2^5\times 5^1\times {\mathrm{12809}}^1$

素因数の和:12824

約数の個数: 24

約数和(自身を含む): 4842180

約数和(自身を除く): 2792740

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 12809, 25618, 51236, 64045, 102472, 128090, 204944, 256180, 409888, 512360, 1024720, 2049440]

約数ペア:

[(1, 2049440), (2, 1024720), (4, 512360), (5, 409888), (8, 256180), (10, 204944), (16, 128090), (20, 102472), (32, 64045), (40, 51236), (80, 25618), (160, 12809)]