31044440

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{337}}^1$

素因数の和:409

約数の個数: 96

約数和(自身を含む): 83229120

約数和(自身を除く): 52184680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 47, 49, 56, 70, 94, 98, 140, 188, 196, 235, 245, 280, 329, 337, 376, 392, 470, 490, 658, 674, 940, 980, 1316, 1348, 1645, 1685, 1880, 1960, 2303, 2359, 2632, 2696, 3290, 3370, 4606, 4718, 6580, 6740, 9212, 9436, 11515, 11795, 13160, 13480, 15839, 16513, 18424, 18872, 23030, 23590, 31678, 33026, 46060, 47180, 63356, 66052, 79195, 82565, 92120, 94360, 110873, 126712, 132104, 158390, 165130, 221746, 316780, 330260, 443492, 554365, 633560, 660520, 776111, 886984, 1108730, 1552222, 2217460, 3104444, 3880555, 4434920, 6208888, 7761110, 15522220, 31044440]

約数ペア:

[(1, 31044440), (2, 15522220), (4, 7761110), (5, 6208888), (7, 4434920), (8, 3880555), (10, 3104444), (14, 2217460), (20, 1552222), (28, 1108730), (35, 886984), (40, 776111), (47, 660520), (49, 633560), (56, 554365), (70, 443492), (94, 330260), (98, 316780), (140, 221746), (188, 165130), (196, 158390), (235, 132104), (245, 126712), (280, 110873), (329, 94360), (337, 92120), (376, 82565), (392, 79195), (470, 66052), (490, 63356), (658, 47180), (674, 46060), (940, 33026), (980, 31678), (1316, 23590), (1348, 23030), (1645, 18872), (1685, 18424), (1880, 16513), (1960, 15839), (2303, 13480), (2359, 13160), (2632, 11795), (2696, 11515), (3290, 9436), (3370, 9212), (4606, 6740), (4718, 6580)]