1521866480

素因数分解:

$2^4\times 5^1\times {\mathrm{19023331}}^1$

素因数の和:19023344

約数の個数: 20

約数和(自身を含む): 3538339752

約数和(自身を除く): 2016473272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 19023331, 38046662, 76093324, 95116655, 152186648, 190233310, 304373296, 380466620, 760933240, 1521866480]

約数ペア:

[(1, 1521866480), (2, 760933240), (4, 380466620), (5, 304373296), (8, 190233310), (10, 152186648), (16, 95116655), (20, 76093324), (40, 38046662), (80, 19023331)]