2019380944

素因数分解:

$2^4\times 7^3\times {\mathrm{47}}^1\times {\mathrm{7829}}^1$

素因数の和:7905

約数の個数: 80

約数和(自身を含む): 4660416000

約数和(自身を除く): 2641035056

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 47, 49, 56, 94, 98, 112, 188, 196, 329, 343, 376, 392, 658, 686, 752, 784, 1316, 1372, 2303, 2632, 2744, 4606, 5264, 5488, 7829, 9212, 15658, 16121, 18424, 31316, 32242, 36848, 54803, 62632, 64484, 109606, 125264, 128968, 219212, 257936, 367963, 383621, 438424, 735926, 767242, 876848, 1471852, 1534484, 2575741, 2685347, 2943704, 3068968, 5151482, 5370694, 5887408, 6137936, 10302964, 10741388, 18030187, 20605928, 21482776, 36060374, 41211856, 42965552, 72120748, 126211309, 144241496, 252422618, 288482992, 504845236, 1009690472, 2019380944]

約数ペア:

[(1, 2019380944), (2, 1009690472), (4, 504845236), (7, 288482992), (8, 252422618), (14, 144241496), (16, 126211309), (28, 72120748), (47, 42965552), (49, 41211856), (56, 36060374), (94, 21482776), (98, 20605928), (112, 18030187), (188, 10741388), (196, 10302964), (329, 6137936), (343, 5887408), (376, 5370694), (392, 5151482), (658, 3068968), (686, 2943704), (752, 2685347), (784, 2575741), (1316, 1534484), (1372, 1471852), (2303, 876848), (2632, 767242), (2744, 735926), (4606, 438424), (5264, 383621), (5488, 367963), (7829, 257936), (9212, 219212), (15658, 128968), (16121, 125264), (18424, 109606), (31316, 64484), (32242, 62632), (36848, 54803)]