1547336720

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{471749}}^1$

素因数の和:471803

約数の個数: 40

約数和(自身を含む): 3685311000

約数和(自身を除く): 2137974280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 471749, 943498, 1886996, 2358745, 3773992, 4717490, 7547984, 9434980, 18869960, 19341709, 37739920, 38683418, 77366836, 96708545, 154733672, 193417090, 309467344, 386834180, 773668360, 1547336720]

約数ペア:

[(1, 1547336720), (2, 773668360), (4, 386834180), (5, 309467344), (8, 193417090), (10, 154733672), (16, 96708545), (20, 77366836), (40, 38683418), (41, 37739920), (80, 19341709), (82, 18869960), (164, 9434980), (205, 7547984), (328, 4717490), (410, 3773992), (656, 2358745), (820, 1886996), (1640, 943498), (3280, 471749)]