42940768

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{947}}^1$

素因数の和:1079

約数の個数: 48

約数和(自身を含む): 91974960

約数和(自身を除く): 49034192

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 109, 208, 218, 416, 436, 872, 947, 1417, 1744, 1894, 2834, 3488, 3788, 5668, 7576, 11336, 12311, 15152, 22672, 24622, 30304, 45344, 49244, 98488, 103223, 196976, 206446, 393952, 412892, 825784, 1341899, 1651568, 2683798, 3303136, 5367596, 10735192, 21470384, 42940768]

約数ペア:

[(1, 42940768), (2, 21470384), (4, 10735192), (8, 5367596), (13, 3303136), (16, 2683798), (26, 1651568), (32, 1341899), (52, 825784), (104, 412892), (109, 393952), (208, 206446), (218, 196976), (416, 103223), (436, 98488), (872, 49244), (947, 45344), (1417, 30304), (1744, 24622), (1894, 22672), (2834, 15152), (3488, 12311), (3788, 11336), (5668, 7576)]