1321020580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{6004639}}^1$

素因数の和:6004659

約数の個数: 24

約数和(自身を含む): 3026338560

約数和(自身を除く): 1705317980

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 6004639, 12009278, 24018556, 30023195, 60046390, 66051029, 120092780, 132102058, 264204116, 330255145, 660510290, 1321020580]

約数ペア:

[(1, 1321020580), (2, 660510290), (4, 330255145), (5, 264204116), (10, 132102058), (11, 120092780), (20, 66051029), (22, 60046390), (44, 30023195), (55, 24018556), (110, 12009278), (220, 6004639)]