11700712820

素因数分解:

$2^2\times 5^1\times {\mathrm{7211}}^1\times {\mathrm{81131}}^1$

素因数の和:88351

約数の個数: 24

約数和(自身を含む): 24575207328

約数和(自身を除く): 12874494508

約数列:

[1, 2, 4, 5, 10, 20, 7211, 14422, 28844, 36055, 72110, 81131, 144220, 162262, 324524, 405655, 811310, 1622620, 585035641, 1170071282, 2340142564, 2925178205, 5850356410, 11700712820]

約数ペア:

[(1, 11700712820), (2, 5850356410), (4, 2925178205), (5, 2340142564), (10, 1170071282), (20, 585035641), (7211, 1622620), (14422, 811310), (28844, 405655), (36055, 324524), (72110, 162262), (81131, 144220)]