140488186

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1\times {\mathrm{419}}^1$

素因数の和:678

約数の個数: 32

約数和(自身を含む): 227525760

約数和(自身を除く): 87037574

約数列:

[1, 2, 23, 37, 46, 74, 197, 394, 419, 838, 851, 1702, 4531, 7289, 9062, 9637, 14578, 15503, 19274, 31006, 82543, 165086, 167647, 335294, 356569, 713138, 1898489, 3054091, 3796978, 6108182, 70244093, 140488186]

約数ペア:

[(1, 140488186), (2, 70244093), (23, 6108182), (37, 3796978), (46, 3054091), (74, 1898489), (197, 713138), (394, 356569), (419, 335294), (838, 167647), (851, 165086), (1702, 82543), (4531, 31006), (7289, 19274), (9062, 15503), (9637, 14578)]