66685220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{28019}}^1$

素因数の和:28052

約数の個数: 48

約数和(自身を含む): 169464960

約数和(自身を除く): 102779740

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 28019, 56038, 112076, 140095, 196133, 280190, 392266, 476323, 560380, 784532, 952646, 980665, 1905292, 1961330, 2381615, 3334261, 3922660, 4763230, 6668522, 9526460, 13337044, 16671305, 33342610, 66685220]

約数ペア:

[(1, 66685220), (2, 33342610), (4, 16671305), (5, 13337044), (7, 9526460), (10, 6668522), (14, 4763230), (17, 3922660), (20, 3334261), (28, 2381615), (34, 1961330), (35, 1905292), (68, 980665), (70, 952646), (85, 784532), (119, 560380), (140, 476323), (170, 392266), (238, 280190), (340, 196133), (476, 140095), (595, 112076), (1190, 56038), (2380, 28019)]