7422940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1433}}^1$

素因数の和:1486

約数の個数: 48

約数和(自身を含む): 18309312

約数和(自身を除く): 10886372

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 518, 740, 1036, 1295, 1433, 2590, 2866, 5180, 5732, 7165, 10031, 14330, 20062, 28660, 40124, 50155, 53021, 100310, 106042, 200620, 212084, 265105, 371147, 530210, 742294, 1060420, 1484588, 1855735, 3711470, 7422940]

約数ペア:

[(1, 7422940), (2, 3711470), (4, 1855735), (5, 1484588), (7, 1060420), (10, 742294), (14, 530210), (20, 371147), (28, 265105), (35, 212084), (37, 200620), (70, 106042), (74, 100310), (140, 53021), (148, 50155), (185, 40124), (259, 28660), (370, 20062), (518, 14330), (740, 10031), (1036, 7165), (1295, 5732), (1433, 5180), (2590, 2866)]