509156920

素因数分解:

$2^3\times 5^1\times {\mathrm{12728923}}^1$

素因数の和:12728934

約数の個数: 16

約数和(自身を含む): 1145603160

約数和(自身を除く): 636446240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 12728923, 25457846, 50915692, 63644615, 101831384, 127289230, 254578460, 509156920]

約数ペア:

[(1, 509156920), (2, 254578460), (4, 127289230), (5, 101831384), (8, 63644615), (10, 50915692), (20, 25457846), (40, 12728923)]