47860720

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{13913}}^1$

素因数の和:13969

約数の個数: 40

約数和(自身を含む): 113872176

約数和(自身を除く): 66011456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 13913, 27826, 55652, 69565, 111304, 139130, 222608, 278260, 556520, 598259, 1113040, 1196518, 2393036, 2991295, 4786072, 5982590, 9572144, 11965180, 23930360, 47860720]

約数ペア:

[(1, 47860720), (2, 23930360), (4, 11965180), (5, 9572144), (8, 5982590), (10, 4786072), (16, 2991295), (20, 2393036), (40, 1196518), (43, 1113040), (80, 598259), (86, 556520), (172, 278260), (215, 222608), (344, 139130), (430, 111304), (688, 69565), (860, 55652), (1720, 27826), (3440, 13913)]