8304940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{433}}^1$

素因数の和:586

約数の個数: 48

約数和(自身を含む): 20123712

約数和(自身を除く): 11818772

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 137, 140, 274, 433, 548, 685, 866, 959, 1370, 1732, 1918, 2165, 2740, 3031, 3836, 4330, 4795, 6062, 8660, 9590, 12124, 15155, 19180, 30310, 59321, 60620, 118642, 237284, 296605, 415247, 593210, 830494, 1186420, 1660988, 2076235, 4152470, 8304940]

約数ペア:

[(1, 8304940), (2, 4152470), (4, 2076235), (5, 1660988), (7, 1186420), (10, 830494), (14, 593210), (20, 415247), (28, 296605), (35, 237284), (70, 118642), (137, 60620), (140, 59321), (274, 30310), (433, 19180), (548, 15155), (685, 12124), (866, 9590), (959, 8660), (1370, 6062), (1732, 4795), (1918, 4330), (2165, 3836), (2740, 3031)]