18444823120

素因数分解:

$2^4\times 5^1\times {\mathrm{230560289}}^1$

素因数の和:230560302

約数の個数: 20

約数和(自身を含む): 42884213940

約数和(自身を除く): 24439390820

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 230560289, 461120578, 922241156, 1152801445, 1844482312, 2305602890, 3688964624, 4611205780, 9222411560, 18444823120]

約数ペア:

[(1, 18444823120), (2, 9222411560), (4, 4611205780), (5, 3688964624), (8, 2305602890), (10, 1844482312), (16, 1152801445), (20, 922241156), (40, 461120578), (80, 230560289)]