54808020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{304489}}^1$

素因数の和:304504

約数の個数: 36

約数和(自身を含む): 166251540

約数和(自身を除く): 111443520

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 304489, 608978, 913467, 1217956, 1522445, 1826934, 2740401, 3044890, 3653868, 4567335, 5480802, 6089780, 9134670, 10961604, 13702005, 18269340, 27404010, 54808020]

約数ペア:

[(1, 54808020), (2, 27404010), (3, 18269340), (4, 13702005), (5, 10961604), (6, 9134670), (9, 6089780), (10, 5480802), (12, 4567335), (15, 3653868), (18, 3044890), (20, 2740401), (30, 1826934), (36, 1522445), (45, 1217956), (60, 913467), (90, 608978), (180, 304489)]