2984840

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1051}}^1$

素因数の和:1133

約数の個数: 32

約数和(自身を含む): 6816960

約数和(自身を除く): 3832120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1051, 1420, 2102, 2840, 4204, 5255, 8408, 10510, 21020, 42040, 74621, 149242, 298484, 373105, 596968, 746210, 1492420, 2984840]

約数ペア:

[(1, 2984840), (2, 1492420), (4, 746210), (5, 596968), (8, 373105), (10, 298484), (20, 149242), (40, 74621), (71, 42040), (142, 21020), (284, 10510), (355, 8408), (568, 5255), (710, 4204), (1051, 2840), (1420, 2102)]