28394460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{157747}}^1$

素因数の和:157762

約数の個数: 36

約数和(自身を含む): 86130408

約数和(自身を除く): 57735948

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 157747, 315494, 473241, 630988, 788735, 946482, 1419723, 1577470, 1892964, 2366205, 2839446, 3154940, 4732410, 5678892, 7098615, 9464820, 14197230, 28394460]

約数ペア:

[(1, 28394460), (2, 14197230), (3, 9464820), (4, 7098615), (5, 5678892), (6, 4732410), (9, 3154940), (10, 2839446), (12, 2366205), (15, 1892964), (18, 1577470), (20, 1419723), (30, 946482), (36, 788735), (45, 630988), (60, 473241), (90, 315494), (180, 157747)]