1679020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{179}}^1$

素因数の和:262

約数の個数: 48

約数和(自身を含む): 4112640

約数和(自身を除く): 2433620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 67, 70, 134, 140, 179, 268, 335, 358, 469, 670, 716, 895, 938, 1253, 1340, 1790, 1876, 2345, 2506, 3580, 4690, 5012, 6265, 9380, 11993, 12530, 23986, 25060, 47972, 59965, 83951, 119930, 167902, 239860, 335804, 419755, 839510, 1679020]

約数ペア:

[(1, 1679020), (2, 839510), (4, 419755), (5, 335804), (7, 239860), (10, 167902), (14, 119930), (20, 83951), (28, 59965), (35, 47972), (67, 25060), (70, 23986), (134, 12530), (140, 11993), (179, 9380), (268, 6265), (335, 5012), (358, 4690), (469, 3580), (670, 2506), (716, 2345), (895, 1876), (938, 1790), (1253, 1340)]