20941270

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{13007}}^1$

素因数の和:13044

約数の個数: 32

約数和(自身を含む): 44955648

約数和(自身を除く): 24014378

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 13007, 26014, 65035, 91049, 130070, 182098, 299161, 455245, 598322, 910490, 1495805, 2094127, 2991610, 4188254, 10470635, 20941270]

約数ペア:

[(1, 20941270), (2, 10470635), (5, 4188254), (7, 2991610), (10, 2094127), (14, 1495805), (23, 910490), (35, 598322), (46, 455245), (70, 299161), (115, 182098), (161, 130070), (230, 91049), (322, 65035), (805, 26014), (1610, 13007)]