13362560

素因数分解:

$2^7\times 5^1\times {\mathrm{20879}}^1$

素因数の和:20898

約数の個数: 32

約数和(自身を含む): 31946400

約数和(自身を除く): 18583840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 20879, 41758, 83516, 104395, 167032, 208790, 334064, 417580, 668128, 835160, 1336256, 1670320, 2672512, 3340640, 6681280, 13362560]

約数ペア:

[(1, 13362560), (2, 6681280), (4, 3340640), (5, 2672512), (8, 1670320), (10, 1336256), (16, 835160), (20, 668128), (32, 417580), (40, 334064), (64, 208790), (80, 167032), (128, 104395), (160, 83516), (320, 41758), (640, 20879)]