7396780

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{5209}}^1$

素因数の和:5289

約数の個数: 24

約数和(自身を含む): 15755040

約数和(自身を除く): 8358260

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 5209, 10418, 20836, 26045, 52090, 104180, 369839, 739678, 1479356, 1849195, 3698390, 7396780]

約数ペア:

[(1, 7396780), (2, 3698390), (4, 1849195), (5, 1479356), (10, 739678), (20, 369839), (71, 104180), (142, 52090), (284, 26045), (355, 20836), (710, 10418), (1420, 5209)]