12128930

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1553}}^1$

素因数の和:1642

約数の個数: 32

約数和(自身を含む): 24167808

約数和(自身を除く): 12038878

約数列:

[1, 2, 5, 10, 11, 22, 55, 71, 110, 142, 355, 710, 781, 1553, 1562, 3106, 3905, 7765, 7810, 15530, 17083, 34166, 85415, 110263, 170830, 220526, 551315, 1102630, 1212893, 2425786, 6064465, 12128930]

約数ペア:

[(1, 12128930), (2, 6064465), (5, 2425786), (10, 1212893), (11, 1102630), (22, 551315), (55, 220526), (71, 170830), (110, 110263), (142, 85415), (355, 34166), (710, 17083), (781, 15530), (1553, 7810), (1562, 7765), (3106, 3905)]