11740720

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3413}}^1$

素因数の和:3469

約数の個数: 40

約数和(自身を含む): 27940176

約数和(自身を除く): 16199456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3413, 3440, 6826, 13652, 17065, 27304, 34130, 54608, 68260, 136520, 146759, 273040, 293518, 587036, 733795, 1174072, 1467590, 2348144, 2935180, 5870360, 11740720]

約数ペア:

[(1, 11740720), (2, 5870360), (4, 2935180), (5, 2348144), (8, 1467590), (10, 1174072), (16, 733795), (20, 587036), (40, 293518), (43, 273040), (80, 146759), (86, 136520), (172, 68260), (215, 54608), (344, 34130), (430, 27304), (688, 17065), (860, 13652), (1720, 6826), (3413, 3440)]