7807160

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2749}}^1$

素因数の和:2831

約数の個数: 32

約数和(自身を含む): 17820000

約数和(自身を除く): 10012840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2749, 2840, 5498, 10996, 13745, 21992, 27490, 54980, 109960, 195179, 390358, 780716, 975895, 1561432, 1951790, 3903580, 7807160]

約数ペア:

[(1, 7807160), (2, 3903580), (4, 1951790), (5, 1561432), (8, 975895), (10, 780716), (20, 390358), (40, 195179), (71, 109960), (142, 54980), (284, 27490), (355, 21992), (568, 13745), (710, 10996), (1420, 5498), (2749, 2840)]