16717040

素因数分解:

$2^4\times 5^1\times {\mathrm{208963}}^1$

素因数の和:208976

約数の個数: 20

約数和(自身を含む): 38867304

約数和(自身を除く): 22150264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 208963, 417926, 835852, 1044815, 1671704, 2089630, 3343408, 4179260, 8358520, 16717040]

約数ペア:

[(1, 16717040), (2, 8358520), (4, 4179260), (5, 3343408), (8, 2089630), (10, 1671704), (16, 1044815), (20, 835852), (40, 417926), (80, 208963)]