356793910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{149}}^1\times {\mathrm{1979}}^1$

素因数の和:2157

約数の個数: 48

約数和(自身を含む): 711018000

約数和(自身を除く): 354224090

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 149, 242, 298, 605, 745, 1210, 1490, 1639, 1979, 3278, 3958, 8195, 9895, 16390, 18029, 19790, 21769, 36058, 43538, 90145, 108845, 180290, 217690, 239459, 294871, 478918, 589742, 1197295, 1474355, 2394590, 2948710, 3243581, 6487162, 16217905, 32435810, 35679391, 71358782, 178396955, 356793910]

約数ペア:

[(1, 356793910), (2, 178396955), (5, 71358782), (10, 35679391), (11, 32435810), (22, 16217905), (55, 6487162), (110, 3243581), (121, 2948710), (149, 2394590), (242, 1474355), (298, 1197295), (605, 589742), (745, 478918), (1210, 294871), (1490, 239459), (1639, 217690), (1979, 180290), (3278, 108845), (3958, 90145), (8195, 43538), (9895, 36058), (16390, 21769), (18029, 19790)]