61355140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{39841}}^1$

素因数の和:39868

約数の個数: 48

約数和(自身を含む): 160642944

約数和(自身を除く): 99287804

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 39841, 79682, 159364, 199205, 278887, 398410, 438251, 557774, 796820, 876502, 1115548, 1394435, 1753004, 2191255, 2788870, 3067757, 4382510, 5577740, 6135514, 8765020, 12271028, 15338785, 30677570, 61355140]

約数ペア:

[(1, 61355140), (2, 30677570), (4, 15338785), (5, 12271028), (7, 8765020), (10, 6135514), (11, 5577740), (14, 4382510), (20, 3067757), (22, 2788870), (28, 2191255), (35, 1753004), (44, 1394435), (55, 1115548), (70, 876502), (77, 796820), (110, 557774), (140, 438251), (154, 398410), (220, 278887), (308, 199205), (385, 159364), (770, 79682), (1540, 39841)]