9936880

素因数分解:

$2^4\times 5^1\times {\mathrm{223}}^1\times {\mathrm{557}}^1$

素因数の和:793

約数の個数: 40

約数和(自身を含む): 23248512

約数和(自身を除く): 13311632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 223, 446, 557, 892, 1114, 1115, 1784, 2228, 2230, 2785, 3568, 4456, 4460, 5570, 8912, 8920, 11140, 17840, 22280, 44560, 124211, 248422, 496844, 621055, 993688, 1242110, 1987376, 2484220, 4968440, 9936880]

約数ペア:

[(1, 9936880), (2, 4968440), (4, 2484220), (5, 1987376), (8, 1242110), (10, 993688), (16, 621055), (20, 496844), (40, 248422), (80, 124211), (223, 44560), (446, 22280), (557, 17840), (892, 11140), (1114, 8920), (1115, 8912), (1784, 5570), (2228, 4460), (2230, 4456), (2785, 3568)]