207960440

素因数分解:

$2^3\times 5^1\times {\mathrm{5199011}}^1$

素因数の和:5199022

約数の個数: 16

約数和(自身を含む): 467911080

約数和(自身を除く): 259950640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5199011, 10398022, 20796044, 25995055, 41592088, 51990110, 103980220, 207960440]

約数ペア:

[(1, 207960440), (2, 103980220), (4, 51990110), (5, 41592088), (8, 25995055), (10, 20796044), (20, 10398022), (40, 5199011)]