220899170

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{513719}}^1$

素因数の和:513769

約数の個数: 16

約数和(自身を含む): 406866240

約数和(自身を除く): 185967070

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 513719, 1027438, 2568595, 5137190, 22089917, 44179834, 110449585, 220899170]

約数ペア:

[(1, 220899170), (2, 110449585), (5, 44179834), (10, 22089917), (43, 5137190), (86, 2568595), (215, 1027438), (430, 513719)]