8401180

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{4159}}^1$

素因数の和:4269

約数の個数: 24

約数和(自身を含む): 17821440

約数和(自身を除く): 9420260

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 4159, 8318, 16636, 20795, 41590, 83180, 420059, 840118, 1680236, 2100295, 4200590, 8401180]

約数ペア:

[(1, 8401180), (2, 4200590), (4, 2100295), (5, 1680236), (10, 840118), (20, 420059), (101, 83180), (202, 41590), (404, 20795), (505, 16636), (1010, 8318), (2020, 4159)]