1738294152080

素因数分解:

$2^4\times 5^1\times {\mathrm{991}}^1\times {\mathrm{21926011}}^1$

素因数の和:21927015

約数の個数: 40

約数和(自身を含む): 4045612326144

約数和(自身を除く): 2307318174064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 991, 1982, 3964, 4955, 7928, 9910, 15856, 19820, 39640, 79280, 21926011, 43852022, 87704044, 109630055, 175408088, 219260110, 350816176, 438520220, 877040440, 1754080880, 21728676901, 43457353802, 86914707604, 108643384505, 173829415208, 217286769010, 347658830416, 434573538020, 869147076040, 1738294152080]

約数ペア:

[(1, 1738294152080), (2, 869147076040), (4, 434573538020), (5, 347658830416), (8, 217286769010), (10, 173829415208), (16, 108643384505), (20, 86914707604), (40, 43457353802), (80, 21728676901), (991, 1754080880), (1982, 877040440), (3964, 438520220), (4955, 350816176), (7928, 219260110), (9910, 175408088), (15856, 109630055), (19820, 87704044), (39640, 43852022), (79280, 21926011)]