77973940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{7541}}^1$

素因数の和:7608

約数の個数: 48

約数和(自身を含む): 182456064

約数和(自身を除く): 104482124

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 47, 55, 94, 110, 188, 220, 235, 470, 517, 940, 1034, 2068, 2585, 5170, 7541, 10340, 15082, 30164, 37705, 75410, 82951, 150820, 165902, 331804, 354427, 414755, 708854, 829510, 1417708, 1659020, 1772135, 3544270, 3898697, 7088540, 7797394, 15594788, 19493485, 38986970, 77973940]

約数ペア:

[(1, 77973940), (2, 38986970), (4, 19493485), (5, 15594788), (10, 7797394), (11, 7088540), (20, 3898697), (22, 3544270), (44, 1772135), (47, 1659020), (55, 1417708), (94, 829510), (110, 708854), (188, 414755), (220, 354427), (235, 331804), (470, 165902), (517, 150820), (940, 82951), (1034, 75410), (2068, 37705), (2585, 30164), (5170, 15082), (7541, 10340)]