210913160

素因数分解:

$2^3\times 5^1\times {\mathrm{439}}^1\times {\mathrm{12011}}^1$

素因数の和:12461

約数の個数: 32

約数和(自身を含む): 475675200

約数和(自身を除く): 264762040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 439, 878, 1756, 2195, 3512, 4390, 8780, 12011, 17560, 24022, 48044, 60055, 96088, 120110, 240220, 480440, 5272829, 10545658, 21091316, 26364145, 42182632, 52728290, 105456580, 210913160]

約数ペア:

[(1, 210913160), (2, 105456580), (4, 52728290), (5, 42182632), (8, 26364145), (10, 21091316), (20, 10545658), (40, 5272829), (439, 480440), (878, 240220), (1756, 120110), (2195, 96088), (3512, 60055), (4390, 48044), (8780, 24022), (12011, 17560)]