27800940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{563}}^1\times {\mathrm{823}}^1$

素因数の和:1398

約数の個数: 48

約数和(自身を含む): 78075648

約数和(自身を除く): 50274708

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 563, 823, 1126, 1646, 1689, 2252, 2469, 2815, 3292, 3378, 4115, 4938, 5630, 6756, 8230, 8445, 9876, 11260, 12345, 16460, 16890, 24690, 33780, 49380, 463349, 926698, 1390047, 1853396, 2316745, 2780094, 4633490, 5560188, 6950235, 9266980, 13900470, 27800940]

約数ペア:

[(1, 27800940), (2, 13900470), (3, 9266980), (4, 6950235), (5, 5560188), (6, 4633490), (10, 2780094), (12, 2316745), (15, 1853396), (20, 1390047), (30, 926698), (60, 463349), (563, 49380), (823, 33780), (1126, 24690), (1646, 16890), (1689, 16460), (2252, 12345), (2469, 11260), (2815, 9876), (3292, 8445), (3378, 8230), (4115, 6756), (4938, 5630)]