2820560

素因数分解:

$2^4\times 5^1\times {\mathrm{35257}}^1$

素因数の和:35270

約数の個数: 20

約数和(自身を含む): 6557988

約数和(自身を除く): 3737428

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 35257, 70514, 141028, 176285, 282056, 352570, 564112, 705140, 1410280, 2820560]

約数ペア:

[(1, 2820560), (2, 1410280), (4, 705140), (5, 564112), (8, 352570), (10, 282056), (16, 176285), (20, 141028), (40, 70514), (80, 35257)]