3409040

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{991}}^1$

素因数の和:1047

約数の個数: 40

約数和(自身を含む): 8118528

約数和(自身を除く): 4709488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 991, 1720, 1982, 3440, 3964, 4955, 7928, 9910, 15856, 19820, 39640, 42613, 79280, 85226, 170452, 213065, 340904, 426130, 681808, 852260, 1704520, 3409040]

約数ペア:

[(1, 3409040), (2, 1704520), (4, 852260), (5, 681808), (8, 426130), (10, 340904), (16, 213065), (20, 170452), (40, 85226), (43, 79280), (80, 42613), (86, 39640), (172, 19820), (215, 15856), (344, 9910), (430, 7928), (688, 4955), (860, 3964), (991, 3440), (1720, 1982)]