1290070

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:180

約数の個数: 32

約数和(自身を含む): 2488320

約数和(自身を除く): 1198250

約数列:

[1, 2, 5, 10, 23, 46, 71, 79, 115, 142, 158, 230, 355, 395, 710, 790, 1633, 1817, 3266, 3634, 5609, 8165, 9085, 11218, 16330, 18170, 28045, 56090, 129007, 258014, 645035, 1290070]

約数ペア:

[(1, 1290070), (2, 645035), (5, 258014), (10, 129007), (23, 56090), (46, 28045), (71, 18170), (79, 16330), (115, 11218), (142, 9085), (158, 8165), (230, 5609), (355, 3634), (395, 3266), (710, 1817), (790, 1633)]