179291140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1280651}}^1$

素因数の和:1280667

約数の個数: 24

約数和(自身を含む): 430299072

約数和(自身を除く): 251007932

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1280651, 2561302, 5122604, 6403255, 8964557, 12806510, 17929114, 25613020, 35858228, 44822785, 89645570, 179291140]

約数ペア:

[(1, 179291140), (2, 89645570), (4, 44822785), (5, 35858228), (7, 25613020), (10, 17929114), (14, 12806510), (20, 8964557), (28, 6403255), (35, 5122604), (70, 2561302), (140, 1280651)]