2079968456

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{359}}^1\times {\mathrm{811}}^1$

素因数の和:1242

約数の個数: 64

約数和(自身を含む): 4209408000

約数和(自身を除く): 2129439544

約数列:

[1, 2, 4, 8, 19, 38, 47, 76, 94, 152, 188, 359, 376, 718, 811, 893, 1436, 1622, 1786, 2872, 3244, 3572, 6488, 6821, 7144, 13642, 15409, 16873, 27284, 30818, 33746, 38117, 54568, 61636, 67492, 76234, 123272, 134984, 152468, 291149, 304936, 320587, 582298, 641174, 724223, 1164596, 1282348, 1448446, 2329192, 2564696, 2896892, 5531831, 5793784, 11063662, 13684003, 22127324, 27368006, 44254648, 54736012, 109472024, 259996057, 519992114, 1039984228, 2079968456]

約数ペア:

[(1, 2079968456), (2, 1039984228), (4, 519992114), (8, 259996057), (19, 109472024), (38, 54736012), (47, 44254648), (76, 27368006), (94, 22127324), (152, 13684003), (188, 11063662), (359, 5793784), (376, 5531831), (718, 2896892), (811, 2564696), (893, 2329192), (1436, 1448446), (1622, 1282348), (1786, 1164596), (2872, 724223), (3244, 641174), (3572, 582298), (6488, 320587), (6821, 304936), (7144, 291149), (13642, 152468), (15409, 134984), (16873, 123272), (27284, 76234), (30818, 67492), (33746, 61636), (38117, 54568)]