28580180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{75211}}^1$

素因数の和:75239

約数の個数: 24

約数和(自身を含む): 63178080

約数和(自身を除く): 34597900

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 75211, 150422, 300844, 376055, 752110, 1429009, 1504220, 2858018, 5716036, 7145045, 14290090, 28580180]

約数ペア:

[(1, 28580180), (2, 14290090), (4, 7145045), (5, 5716036), (10, 2858018), (19, 1504220), (20, 1429009), (38, 752110), (76, 376055), (95, 300844), (190, 150422), (380, 75211)]