3161440940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{439}}^1\times {\mathrm{51439}}^1$

素因数の和:51894

約数の個数: 48

約数和(自身を含む): 7604889600

約数和(自身を除く): 4443448660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 439, 878, 1756, 2195, 3073, 4390, 6146, 8780, 12292, 15365, 30730, 51439, 61460, 102878, 205756, 257195, 360073, 514390, 720146, 1028780, 1440292, 1800365, 3600730, 7201460, 22581721, 45163442, 90326884, 112908605, 158072047, 225817210, 316144094, 451634420, 632288188, 790360235, 1580720470, 3161440940]

約数ペア:

[(1, 3161440940), (2, 1580720470), (4, 790360235), (5, 632288188), (7, 451634420), (10, 316144094), (14, 225817210), (20, 158072047), (28, 112908605), (35, 90326884), (70, 45163442), (140, 22581721), (439, 7201460), (878, 3600730), (1756, 1800365), (2195, 1440292), (3073, 1028780), (4390, 720146), (6146, 514390), (8780, 360073), (12292, 257195), (15365, 205756), (30730, 102878), (51439, 61460)]