5121440

素因数分解:

$2^5\times 5^1\times {\mathrm{32009}}^1$

素因数の和:32024

約数の個数: 24

約数和(自身を含む): 12099780

約数和(自身を除く): 6978340

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 32009, 64018, 128036, 160045, 256072, 320090, 512144, 640180, 1024288, 1280360, 2560720, 5121440]

約数ペア:

[(1, 5121440), (2, 2560720), (4, 1280360), (5, 1024288), (8, 640180), (10, 512144), (16, 320090), (20, 256072), (32, 160045), (40, 128036), (80, 64018), (160, 32009)]