2021026880

素因数分解:

$2^6\times 5^1\times {\mathrm{6315709}}^1$

素因数の和:6315726

約数の個数: 28

約数和(自身を含む): 4812571020

約数和(自身を除く): 2791544140

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 6315709, 12631418, 25262836, 31578545, 50525672, 63157090, 101051344, 126314180, 202102688, 252628360, 404205376, 505256720, 1010513440, 2021026880]

約数ペア:

[(1, 2021026880), (2, 1010513440), (4, 505256720), (5, 404205376), (8, 252628360), (10, 202102688), (16, 126314180), (20, 101051344), (32, 63157090), (40, 50525672), (64, 31578545), (80, 25262836), (160, 12631418), (320, 6315709)]