56090240

素因数分解:

$2^7\times 5^1\times {\mathrm{87641}}^1$

素因数の和:87660

約数の個数: 32

約数和(自身を含む): 134092260

約数和(自身を除く): 78002020

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 87641, 175282, 350564, 438205, 701128, 876410, 1402256, 1752820, 2804512, 3505640, 5609024, 7011280, 11218048, 14022560, 28045120, 56090240]

約数ペア:

[(1, 56090240), (2, 28045120), (4, 14022560), (5, 11218048), (8, 7011280), (10, 5609024), (16, 3505640), (20, 2804512), (32, 1752820), (40, 1402256), (64, 876410), (80, 701128), (128, 438205), (160, 350564), (320, 175282), (640, 87641)]