12945740

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{9661}}^1$

素因数の和:9737

約数の個数: 24

約数和(自身を含む): 27594672

約数和(自身を除く): 14648932

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 9661, 19322, 38644, 48305, 96610, 193220, 647287, 1294574, 2589148, 3236435, 6472870, 12945740]

約数ペア:

[(1, 12945740), (2, 6472870), (4, 3236435), (5, 2589148), (10, 1294574), (20, 647287), (67, 193220), (134, 96610), (268, 48305), (335, 38644), (670, 19322), (1340, 9661)]