8123020

素因数分解:

$2^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{2269}}^1$

素因数の和:2457

約数の個数: 24

約数和(自身を含む): 17161200

約数和(自身を除く): 9038180

約数列:

[1, 2, 4, 5, 10, 20, 179, 358, 716, 895, 1790, 2269, 3580, 4538, 9076, 11345, 22690, 45380, 406151, 812302, 1624604, 2030755, 4061510, 8123020]

約数ペア:

[(1, 8123020), (2, 4061510), (4, 2030755), (5, 1624604), (10, 812302), (20, 406151), (179, 45380), (358, 22690), (716, 11345), (895, 9076), (1790, 4538), (2269, 3580)]