166057040

素因数分解:

$2^4\times 5^1\times {\mathrm{2075713}}^1$

素因数の和:2075726

約数の個数: 20

約数和(自身を含む): 386082804

約数和(自身を除く): 220025764

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2075713, 4151426, 8302852, 10378565, 16605704, 20757130, 33211408, 41514260, 83028520, 166057040]

約数ペア:

[(1, 166057040), (2, 83028520), (4, 41514260), (5, 33211408), (8, 20757130), (10, 16605704), (16, 10378565), (20, 8302852), (40, 4151426), (80, 2075713)]