28720912

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{3079}}^1$

素因数の和:3151

約数の個数: 40

約数和(自身を含む): 61871040

約数和(自身を除く): 33150128

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 53, 88, 106, 176, 212, 424, 583, 848, 1166, 2332, 3079, 4664, 6158, 9328, 12316, 24632, 33869, 49264, 67738, 135476, 163187, 270952, 326374, 541904, 652748, 1305496, 1795057, 2610992, 3590114, 7180228, 14360456, 28720912]

約数ペア:

[(1, 28720912), (2, 14360456), (4, 7180228), (8, 3590114), (11, 2610992), (16, 1795057), (22, 1305496), (44, 652748), (53, 541904), (88, 326374), (106, 270952), (176, 163187), (212, 135476), (424, 67738), (583, 49264), (848, 33869), (1166, 24632), (2332, 12316), (3079, 9328), (4664, 6158)]