28702900220

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{1337507}}^1$

素因数の和:1337582

約数の個数: 48

約数和(自身を含む): 64039883040

約数和(自身を除く): 35336982820

約数列:

[1, 2, 4, 5, 10, 20, 29, 37, 58, 74, 116, 145, 148, 185, 290, 370, 580, 740, 1073, 2146, 4292, 5365, 10730, 21460, 1337507, 2675014, 5350028, 6687535, 13375070, 26750140, 38787703, 49487759, 77575406, 98975518, 155150812, 193938515, 197951036, 247438795, 387877030, 494877590, 775754060, 989755180, 1435145011, 2870290022, 5740580044, 7175725055, 14351450110, 28702900220]

約数ペア:

[(1, 28702900220), (2, 14351450110), (4, 7175725055), (5, 5740580044), (10, 2870290022), (20, 1435145011), (29, 989755180), (37, 775754060), (58, 494877590), (74, 387877030), (116, 247438795), (145, 197951036), (148, 193938515), (185, 155150812), (290, 98975518), (370, 77575406), (580, 49487759), (740, 38787703), (1073, 26750140), (2146, 13375070), (4292, 6687535), (5365, 5350028), (10730, 2675014), (21460, 1337507)]