83642440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{298723}}^1$

素因数の和:298741

約数の個数: 32

約数和(自身を含む): 215081280

約数和(自身を除く): 131438840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 298723, 597446, 1194892, 1493615, 2091061, 2389784, 2987230, 4182122, 5974460, 8364244, 10455305, 11948920, 16728488, 20910610, 41821220, 83642440]

約数ペア:

[(1, 83642440), (2, 41821220), (4, 20910610), (5, 16728488), (7, 11948920), (8, 10455305), (10, 8364244), (14, 5974460), (20, 4182122), (28, 2987230), (35, 2389784), (40, 2091061), (56, 1493615), (70, 1194892), (140, 597446), (280, 298723)]