20940070

素因数分解:

$2^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{25229}}^1$

素因数の和:25319

約数の個数: 16

約数和(自身を含む): 38147760

約数和(自身を除く): 17207690

約数列:

[1, 2, 5, 10, 83, 166, 415, 830, 25229, 50458, 126145, 252290, 2094007, 4188014, 10470035, 20940070]

約数ペア:

[(1, 20940070), (2, 10470035), (5, 4188014), (10, 2094007), (83, 252290), (166, 126145), (415, 50458), (830, 25229)]