9914600

素因数分解:

$2^3\times 5^2\times {\mathrm{89}}^1\times {\mathrm{557}}^1$

素因数の和:662

約数の個数: 48

約数和(自身を含む): 23352300

約数和(自身を除く): 13437700

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 89, 100, 178, 200, 356, 445, 557, 712, 890, 1114, 1780, 2225, 2228, 2785, 3560, 4450, 4456, 5570, 8900, 11140, 13925, 17800, 22280, 27850, 49573, 55700, 99146, 111400, 198292, 247865, 396584, 495730, 991460, 1239325, 1982920, 2478650, 4957300, 9914600]

約数ペア:

[(1, 9914600), (2, 4957300), (4, 2478650), (5, 1982920), (8, 1239325), (10, 991460), (20, 495730), (25, 396584), (40, 247865), (50, 198292), (89, 111400), (100, 99146), (178, 55700), (200, 49573), (356, 27850), (445, 22280), (557, 17800), (712, 13925), (890, 11140), (1114, 8900), (1780, 5570), (2225, 4456), (2228, 4450), (2785, 3560)]