20008675

素因数分解:

$5^2\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{223}}^1$

素因数の和:367

約数の個数: 24

約数和(自身を含む): 25859456

約数和(自身を除く): 5850781

約数列:

[1, 5, 25, 37, 97, 185, 223, 485, 925, 1115, 2425, 3589, 5575, 8251, 17945, 21631, 41255, 89725, 108155, 206275, 540775, 800347, 4001735, 20008675]

約数ペア:

[(1, 20008675), (5, 4001735), (25, 800347), (37, 540775), (97, 206275), (185, 108155), (223, 89725), (485, 41255), (925, 21631), (1115, 17945), (2425, 8251), (3589, 5575)]