3919888

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1129}}^1$

素因数の和:1175

約数の個数: 40

約数和(自身を含む): 8967680

約数和(自身を除く): 5047792

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 1129, 1736, 2258, 3472, 4516, 7903, 9032, 15806, 18064, 31612, 34999, 63224, 69998, 126448, 139996, 244993, 279992, 489986, 559984, 979972, 1959944, 3919888]

約数ペア:

[(1, 3919888), (2, 1959944), (4, 979972), (7, 559984), (8, 489986), (14, 279992), (16, 244993), (28, 139996), (31, 126448), (56, 69998), (62, 63224), (112, 34999), (124, 31612), (217, 18064), (248, 15806), (434, 9032), (496, 7903), (868, 4516), (1129, 3472), (1736, 2258)]