2242940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{433}}^1$

素因数の和:486

約数の個数: 48

約数和(自身を含む): 5541312

約数和(自身を除く): 3298372

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 433, 518, 740, 866, 1036, 1295, 1732, 2165, 2590, 3031, 4330, 5180, 6062, 8660, 12124, 15155, 16021, 30310, 32042, 60620, 64084, 80105, 112147, 160210, 224294, 320420, 448588, 560735, 1121470, 2242940]

約数ペア:

[(1, 2242940), (2, 1121470), (4, 560735), (5, 448588), (7, 320420), (10, 224294), (14, 160210), (20, 112147), (28, 80105), (35, 64084), (37, 60620), (70, 32042), (74, 30310), (140, 16021), (148, 15155), (185, 12124), (259, 8660), (370, 6062), (433, 5180), (518, 4330), (740, 3031), (866, 2590), (1036, 2165), (1295, 1732)]