16668260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{1777}}^1$

素因数の和:1860

約数の個数: 48

約数和(自身を含む): 40623744

約数和(自身を除く): 23955484

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 67, 70, 134, 140, 268, 335, 469, 670, 938, 1340, 1777, 1876, 2345, 3554, 4690, 7108, 8885, 9380, 12439, 17770, 24878, 35540, 49756, 62195, 119059, 124390, 238118, 248780, 476236, 595295, 833413, 1190590, 1666826, 2381180, 3333652, 4167065, 8334130, 16668260]

約数ペア:

[(1, 16668260), (2, 8334130), (4, 4167065), (5, 3333652), (7, 2381180), (10, 1666826), (14, 1190590), (20, 833413), (28, 595295), (35, 476236), (67, 248780), (70, 238118), (134, 124390), (140, 119059), (268, 62195), (335, 49756), (469, 35540), (670, 24878), (938, 17770), (1340, 12439), (1777, 9380), (1876, 8885), (2345, 7108), (3554, 4690)]