2425641820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{439}}^1\times {\mathrm{647}}^1$

素因数の和:1163

約数の個数: 96

約数和(自身を含む): 5939619840

約数和(自身を除く): 3513978020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 122, 140, 244, 305, 427, 439, 610, 647, 854, 878, 1220, 1294, 1708, 1756, 2135, 2195, 2588, 3073, 3235, 4270, 4390, 4529, 6146, 6470, 8540, 8780, 9058, 12292, 12940, 15365, 18116, 22645, 26779, 30730, 39467, 45290, 53558, 61460, 78934, 90580, 107116, 133895, 157868, 187453, 197335, 267790, 276269, 284033, 374906, 394670, 535580, 552538, 568066, 749812, 789340, 937265, 1105076, 1136132, 1381345, 1420165, 1874530, 1988231, 2762690, 2840330, 3749060, 3976462, 5525380, 5680660, 7952924, 9941155, 17326013, 19882310, 34652026, 39764620, 69304052, 86630065, 121282091, 173260130, 242564182, 346520260, 485128364, 606410455, 1212820910, 2425641820]

約数ペア:

[(1, 2425641820), (2, 1212820910), (4, 606410455), (5, 485128364), (7, 346520260), (10, 242564182), (14, 173260130), (20, 121282091), (28, 86630065), (35, 69304052), (61, 39764620), (70, 34652026), (122, 19882310), (140, 17326013), (244, 9941155), (305, 7952924), (427, 5680660), (439, 5525380), (610, 3976462), (647, 3749060), (854, 2840330), (878, 2762690), (1220, 1988231), (1294, 1874530), (1708, 1420165), (1756, 1381345), (2135, 1136132), (2195, 1105076), (2588, 937265), (3073, 789340), (3235, 749812), (4270, 568066), (4390, 552538), (4529, 535580), (6146, 394670), (6470, 374906), (8540, 284033), (8780, 276269), (9058, 267790), (12292, 197335), (12940, 187453), (15365, 157868), (18116, 133895), (22645, 107116), (26779, 90580), (30730, 78934), (39467, 61460), (45290, 53558)]