186420020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{490579}}^1$

素因数の和:490607

約数の個数: 24

約数和(自身を含む): 412087200

約数和(自身を除く): 225667180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 490579, 981158, 1962316, 2452895, 4905790, 9321001, 9811580, 18642002, 37284004, 46605005, 93210010, 186420020]

約数ペア:

[(1, 186420020), (2, 93210010), (4, 46605005), (5, 37284004), (10, 18642002), (19, 9811580), (20, 9321001), (38, 4905790), (76, 2452895), (95, 1962316), (190, 981158), (380, 490579)]