74829020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{2953}}^1$

素因数の和:3150

約数の個数: 48

約数和(自身を含む): 180643008

約数和(自身を除く): 105813988

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 181, 362, 724, 905, 1267, 1810, 2534, 2953, 3620, 5068, 5906, 6335, 11812, 12670, 14765, 20671, 25340, 29530, 41342, 59060, 82684, 103355, 206710, 413420, 534493, 1068986, 2137972, 2672465, 3741451, 5344930, 7482902, 10689860, 14965804, 18707255, 37414510, 74829020]

約数ペア:

[(1, 74829020), (2, 37414510), (4, 18707255), (5, 14965804), (7, 10689860), (10, 7482902), (14, 5344930), (20, 3741451), (28, 2672465), (35, 2137972), (70, 1068986), (140, 534493), (181, 413420), (362, 206710), (724, 103355), (905, 82684), (1267, 59060), (1810, 41342), (2534, 29530), (2953, 25340), (3620, 20671), (5068, 14765), (5906, 12670), (6335, 11812)]