38504690

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{179}}^1\times {\mathrm{439}}^1$

素因数の和:639

約数の個数: 48

約数和(自身を含む): 81259200

約数和(自身を除く): 42754510

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 179, 245, 358, 439, 490, 878, 895, 1253, 1790, 2195, 2506, 3073, 4390, 6146, 6265, 8771, 12530, 15365, 17542, 21511, 30730, 43022, 43855, 78581, 87710, 107555, 157162, 215110, 392905, 550067, 785810, 1100134, 2750335, 3850469, 5500670, 7700938, 19252345, 38504690]

約数ペア:

[(1, 38504690), (2, 19252345), (5, 7700938), (7, 5500670), (10, 3850469), (14, 2750335), (35, 1100134), (49, 785810), (70, 550067), (98, 392905), (179, 215110), (245, 157162), (358, 107555), (439, 87710), (490, 78581), (878, 43855), (895, 43022), (1253, 30730), (1790, 21511), (2195, 17542), (2506, 15365), (3073, 12530), (4390, 8771), (6146, 6265)]