231010880

素因数分解:

$2^6\times 5^1\times {\mathrm{721909}}^1$

素因数の和:721926

約数の個数: 28

約数和(自身を含む): 550095420

約数和(自身を除く): 319084540

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 721909, 1443818, 2887636, 3609545, 5775272, 7219090, 11550544, 14438180, 23101088, 28876360, 46202176, 57752720, 115505440, 231010880]

約数ペア:

[(1, 231010880), (2, 115505440), (4, 57752720), (5, 46202176), (8, 28876360), (10, 23101088), (16, 14438180), (20, 11550544), (32, 7219090), (40, 5775272), (64, 3609545), (80, 2887636), (160, 1443818), (320, 721909)]