12221110

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{461}}^1$

素因数の和:720

約数の個数: 32

約数和(自身を含む): 24149664

約数和(自身を除く): 11928554

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 241, 461, 482, 922, 1205, 2305, 2410, 2651, 4610, 5071, 5302, 10142, 13255, 25355, 26510, 50710, 111101, 222202, 555505, 1111010, 1222111, 2444222, 6110555, 12221110]

約数ペア:

[(1, 12221110), (2, 6110555), (5, 2444222), (10, 1222111), (11, 1111010), (22, 555505), (55, 222202), (110, 111101), (241, 50710), (461, 26510), (482, 25355), (922, 13255), (1205, 10142), (2305, 5302), (2410, 5071), (2651, 4610)]