1797880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{6421}}^1$

素因数の和:6439

約数の個数: 32

約数和(自身を含む): 4623840

約数和(自身を除く): 2825960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 6421, 12842, 25684, 32105, 44947, 51368, 64210, 89894, 128420, 179788, 224735, 256840, 359576, 449470, 898940, 1797880]

約数ペア:

[(1, 1797880), (2, 898940), (4, 449470), (5, 359576), (7, 256840), (8, 224735), (10, 179788), (14, 128420), (20, 89894), (28, 64210), (35, 51368), (40, 44947), (56, 32105), (70, 25684), (140, 12842), (280, 6421)]