940143890

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{1918661}}^1$

素因数の和:1918682

約数の個数: 24

約数和(自身を含む): 1968547212

約数和(自身を除く): 1028403322

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 1918661, 3837322, 9593305, 13430627, 19186610, 26861254, 67153135, 94014389, 134306270, 188028778, 470071945, 940143890]

約数ペア:

[(1, 940143890), (2, 470071945), (5, 188028778), (7, 134306270), (10, 94014389), (14, 67153135), (35, 26861254), (49, 19186610), (70, 13430627), (98, 9593305), (245, 3837322), (490, 1918661)]