8900940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1361}}^1$

素因数の和:1482

約数の個数: 48

約数和(自身を含む): 25169760

約数和(自身を除く): 16268820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 109, 218, 327, 436, 545, 654, 1090, 1308, 1361, 1635, 2180, 2722, 3270, 4083, 5444, 6540, 6805, 8166, 13610, 16332, 20415, 27220, 40830, 81660, 148349, 296698, 445047, 593396, 741745, 890094, 1483490, 1780188, 2225235, 2966980, 4450470, 8900940]

約数ペア:

[(1, 8900940), (2, 4450470), (3, 2966980), (4, 2225235), (5, 1780188), (6, 1483490), (10, 890094), (12, 741745), (15, 593396), (20, 445047), (30, 296698), (60, 148349), (109, 81660), (218, 40830), (327, 27220), (436, 20415), (545, 16332), (654, 13610), (1090, 8166), (1308, 6805), (1361, 6540), (1635, 5444), (2180, 4083), (2722, 3270)]