722560

素因数分解:

$2^7\times 5^1\times {\mathrm{1129}}^1$

素因数の和:1148

約数の個数: 32

約数和(自身を含む): 1728900

約数和(自身を除く): 1006340

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 1129, 2258, 4516, 5645, 9032, 11290, 18064, 22580, 36128, 45160, 72256, 90320, 144512, 180640, 361280, 722560]

約数ペア:

[(1, 722560), (2, 361280), (4, 180640), (5, 144512), (8, 90320), (10, 72256), (16, 45160), (20, 36128), (32, 22580), (40, 18064), (64, 11290), (80, 9032), (128, 5645), (160, 4516), (320, 2258), (640, 1129)]