28790790

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2917}}^1$

素因数の和:2981

約数の個数: 64

約数和(自身を含む): 80676864

約数和(自身を除く): 51886074

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 47, 70, 94, 105, 141, 210, 235, 282, 329, 470, 658, 705, 987, 1410, 1645, 1974, 2917, 3290, 4935, 5834, 8751, 9870, 14585, 17502, 20419, 29170, 40838, 43755, 61257, 87510, 102095, 122514, 137099, 204190, 274198, 306285, 411297, 612570, 685495, 822594, 959693, 1370990, 1919386, 2056485, 2879079, 4112970, 4798465, 5758158, 9596930, 14395395, 28790790]

約数ペア:

[(1, 28790790), (2, 14395395), (3, 9596930), (5, 5758158), (6, 4798465), (7, 4112970), (10, 2879079), (14, 2056485), (15, 1919386), (21, 1370990), (30, 959693), (35, 822594), (42, 685495), (47, 612570), (70, 411297), (94, 306285), (105, 274198), (141, 204190), (210, 137099), (235, 122514), (282, 102095), (329, 87510), (470, 61257), (658, 43755), (705, 40838), (987, 29170), (1410, 20419), (1645, 17502), (1974, 14585), (2917, 9870), (3290, 8751), (4935, 5834)]