12940970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{929}}^1$

素因数の和:1142

約数の個数: 32

約数和(自身を含む): 26784000

約数和(自身を除く): 13843030

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 199, 398, 929, 995, 1393, 1858, 1990, 2786, 4645, 6503, 6965, 9290, 13006, 13930, 32515, 65030, 184871, 369742, 924355, 1294097, 1848710, 2588194, 6470485, 12940970]

約数ペア:

[(1, 12940970), (2, 6470485), (5, 2588194), (7, 1848710), (10, 1294097), (14, 924355), (35, 369742), (70, 184871), (199, 65030), (398, 32515), (929, 13930), (995, 13006), (1393, 9290), (1858, 6965), (1990, 6503), (2786, 4645)]