20550810

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{97861}}^1$

素因数の和:97878

約数の個数: 32

約数和(自身を含む): 56368512

約数和(自身を除く): 35817702

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 97861, 195722, 293583, 489305, 587166, 685027, 978610, 1370054, 1467915, 2055081, 2935830, 3425135, 4110162, 6850270, 10275405, 20550810]

約数ペア:

[(1, 20550810), (2, 10275405), (3, 6850270), (5, 4110162), (6, 3425135), (7, 2935830), (10, 2055081), (14, 1467915), (15, 1370054), (21, 978610), (30, 685027), (35, 587166), (42, 489305), (70, 293583), (105, 195722), (210, 97861)]