2738755040

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{349331}}^1$

素因数の和:349360

約数の個数: 72

約数和(自身を含む): 7526707272

約数和(自身を除く): 4787952232

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 349331, 698662, 1397324, 1746655, 2445317, 2794648, 3493310, 4890634, 5589296, 6986620, 9781268, 11178592, 12226585, 13973240, 17117219, 19562536, 24453170, 27946480, 34234438, 39125072, 48906340, 55892960, 68468876, 78250144, 85586095, 97812680, 136937752, 171172190, 195625360, 273875504, 342344380, 391250720, 547751008, 684688760, 1369377520, 2738755040]

約数ペア:

[(1, 2738755040), (2, 1369377520), (4, 684688760), (5, 547751008), (7, 391250720), (8, 342344380), (10, 273875504), (14, 195625360), (16, 171172190), (20, 136937752), (28, 97812680), (32, 85586095), (35, 78250144), (40, 68468876), (49, 55892960), (56, 48906340), (70, 39125072), (80, 34234438), (98, 27946480), (112, 24453170), (140, 19562536), (160, 17117219), (196, 13973240), (224, 12226585), (245, 11178592), (280, 9781268), (392, 6986620), (490, 5589296), (560, 4890634), (784, 3493310), (980, 2794648), (1120, 2445317), (1568, 1746655), (1960, 1397324), (3920, 698662), (7840, 349331)]