1298360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{4637}}^1$

素因数の和:4655

約数の個数: 32

約数和(自身を含む): 3339360

約数和(自身を除く): 2041000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 4637, 9274, 18548, 23185, 32459, 37096, 46370, 64918, 92740, 129836, 162295, 185480, 259672, 324590, 649180, 1298360]

約数ペア:

[(1, 1298360), (2, 649180), (4, 324590), (5, 259672), (7, 185480), (8, 162295), (10, 129836), (14, 92740), (20, 64918), (28, 46370), (35, 37096), (40, 32459), (56, 23185), (70, 18548), (140, 9274), (280, 4637)]