3121340

素因数分解:

$2^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{653}}^1$

素因数の和:901

約数の個数: 24

約数和(自身を含む): 6592320

約数和(自身を除く): 3470980

約数列:

[1, 2, 4, 5, 10, 20, 239, 478, 653, 956, 1195, 1306, 2390, 2612, 3265, 4780, 6530, 13060, 156067, 312134, 624268, 780335, 1560670, 3121340]

約数ペア:

[(1, 3121340), (2, 1560670), (4, 780335), (5, 624268), (10, 312134), (20, 156067), (239, 13060), (478, 6530), (653, 4780), (956, 3265), (1195, 2612), (1306, 2390)]