140647990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{87359}}^1$

素因数の和:87396

約数の個数: 32

約数和(自身を含む): 301916160

約数和(自身を除く): 161268170

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 87359, 174718, 436795, 611513, 873590, 1223026, 2009257, 3057565, 4018514, 6115130, 10046285, 14064799, 20092570, 28129598, 70323995, 140647990]

約数ペア:

[(1, 140647990), (2, 70323995), (5, 28129598), (7, 20092570), (10, 14064799), (14, 10046285), (23, 6115130), (35, 4018514), (46, 3057565), (70, 2009257), (115, 1223026), (161, 873590), (230, 611513), (322, 436795), (805, 174718), (1610, 87359)]