1719822890

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{421}}^1\times {\mathrm{5171}}^1$

素因数の和:5678

約数の個数: 32

約数和(自身を含む): 3142920960

約数和(自身を除く): 1423098070

約数列:

[1, 2, 5, 10, 79, 158, 395, 421, 790, 842, 2105, 4210, 5171, 10342, 25855, 33259, 51710, 66518, 166295, 332590, 408509, 817018, 2042545, 2176991, 4085090, 4353982, 10884955, 21769910, 171982289, 343964578, 859911445, 1719822890]

約数ペア:

[(1, 1719822890), (2, 859911445), (5, 343964578), (10, 171982289), (79, 21769910), (158, 10884955), (395, 4353982), (421, 4085090), (790, 2176991), (842, 2042545), (2105, 817018), (4210, 408509), (5171, 332590), (10342, 166295), (25855, 66518), (33259, 51710)]