507058270

素因数分解:

$2^1\times 5^1\times {\mathrm{1997}}^1\times {\mathrm{25391}}^1$

素因数の和:27395

約数の個数: 16

約数和(自身を含む): 913197888

約数和(自身を除く): 406139618

約数列:

[1, 2, 5, 10, 1997, 3994, 9985, 19970, 25391, 50782, 126955, 253910, 50705827, 101411654, 253529135, 507058270]

約数ペア:

[(1, 507058270), (2, 253529135), (5, 101411654), (10, 50705827), (1997, 253910), (3994, 126955), (9985, 50782), (19970, 25391)]