20121626180

素因数分解:

$2^2\times 5^1\times {\mathrm{2741}}^1\times {\mathrm{367049}}^1$

素因数の和:369799

約数の個数: 24

約数和(自身を含む): 42270946200

約数和(自身を除く): 22149320020

約数列:

[1, 2, 4, 5, 10, 20, 2741, 5482, 10964, 13705, 27410, 54820, 367049, 734098, 1468196, 1835245, 3670490, 7340980, 1006081309, 2012162618, 4024325236, 5030406545, 10060813090, 20121626180]

約数ペア:

[(1, 20121626180), (2, 10060813090), (4, 5030406545), (5, 4024325236), (10, 2012162618), (20, 1006081309), (2741, 7340980), (5482, 3670490), (10964, 1835245), (13705, 1468196), (27410, 734098), (54820, 367049)]