1780408084

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{11959}}^1$

素因数の和:12392

約数の個数: 48

約数和(自身を含む): 3844422400

約数和(自身を除く): 2064014316

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 409, 818, 1636, 2863, 5317, 5726, 10634, 11452, 11959, 21268, 23918, 37219, 47836, 74438, 83713, 148876, 155467, 167426, 310934, 334852, 621868, 1088269, 2176538, 4353076, 4891231, 9782462, 19564924, 34238617, 63586003, 68477234, 127172006, 136954468, 254344012, 445102021, 890204042, 1780408084]

約数ペア:

[(1, 1780408084), (2, 890204042), (4, 445102021), (7, 254344012), (13, 136954468), (14, 127172006), (26, 68477234), (28, 63586003), (52, 34238617), (91, 19564924), (182, 9782462), (364, 4891231), (409, 4353076), (818, 2176538), (1636, 1088269), (2863, 621868), (5317, 334852), (5726, 310934), (10634, 167426), (11452, 155467), (11959, 148876), (21268, 83713), (23918, 74438), (37219, 47836)]