12952580

素因数分解:

$2^2\times 5^1\times {\mathrm{491}}^1\times {\mathrm{1319}}^1$

素因数の和:1819

約数の個数: 24

約数和(自身を含む): 27276480

約数和(自身を除く): 14323900

約数列:

[1, 2, 4, 5, 10, 20, 491, 982, 1319, 1964, 2455, 2638, 4910, 5276, 6595, 9820, 13190, 26380, 647629, 1295258, 2590516, 3238145, 6476290, 12952580]

約数ペア:

[(1, 12952580), (2, 6476290), (4, 3238145), (5, 2590516), (10, 1295258), (20, 647629), (491, 26380), (982, 13190), (1319, 9820), (1964, 6595), (2455, 5276), (2638, 4910)]