896840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{3203}}^1$

素因数の和:3221

約数の個数: 32

約数和(自身を含む): 2306880

約数和(自身を除く): 1410040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 3203, 6406, 12812, 16015, 22421, 25624, 32030, 44842, 64060, 89684, 112105, 128120, 179368, 224210, 448420, 896840]

約数ペア:

[(1, 896840), (2, 448420), (4, 224210), (5, 179368), (7, 128120), (8, 112105), (10, 89684), (14, 64060), (20, 44842), (28, 32030), (35, 25624), (40, 22421), (56, 16015), (70, 12812), (140, 6406), (280, 3203)]