28045120

素因数分解:

$2^6\times 5^1\times {\mathrm{87641}}^1$

素因数の和:87658

約数の個数: 28

約数和(自身を含む): 66783204

約数和(自身を除く): 38738084

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 87641, 175282, 350564, 438205, 701128, 876410, 1402256, 1752820, 2804512, 3505640, 5609024, 7011280, 14022560, 28045120]

約数ペア:

[(1, 28045120), (2, 14022560), (4, 7011280), (5, 5609024), (8, 3505640), (10, 2804512), (16, 1752820), (20, 1402256), (32, 876410), (40, 701128), (64, 438205), (80, 350564), (160, 175282), (320, 87641)]