12728660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1$

素因数の和:165

約数の個数: 96

約数和(自身を含む): 32901120

約数和(自身を除く): 20172460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 59, 67, 70, 92, 115, 118, 134, 140, 161, 230, 236, 268, 295, 322, 335, 413, 460, 469, 590, 644, 670, 805, 826, 938, 1180, 1340, 1357, 1541, 1610, 1652, 1876, 2065, 2345, 2714, 3082, 3220, 3953, 4130, 4690, 5428, 6164, 6785, 7705, 7906, 8260, 9380, 9499, 10787, 13570, 15410, 15812, 18998, 19765, 21574, 27140, 27671, 30820, 37996, 39530, 43148, 47495, 53935, 55342, 79060, 90919, 94990, 107870, 110684, 138355, 181838, 189980, 215740, 276710, 363676, 454595, 553420, 636433, 909190, 1272866, 1818380, 2545732, 3182165, 6364330, 12728660]

約数ペア:

[(1, 12728660), (2, 6364330), (4, 3182165), (5, 2545732), (7, 1818380), (10, 1272866), (14, 909190), (20, 636433), (23, 553420), (28, 454595), (35, 363676), (46, 276710), (59, 215740), (67, 189980), (70, 181838), (92, 138355), (115, 110684), (118, 107870), (134, 94990), (140, 90919), (161, 79060), (230, 55342), (236, 53935), (268, 47495), (295, 43148), (322, 39530), (335, 37996), (413, 30820), (460, 27671), (469, 27140), (590, 21574), (644, 19765), (670, 18998), (805, 15812), (826, 15410), (938, 13570), (1180, 10787), (1340, 9499), (1357, 9380), (1541, 8260), (1610, 7906), (1652, 7705), (1876, 6785), (2065, 6164), (2345, 5428), (2714, 4690), (3082, 4130), (3220, 3953)]