1966854820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{484447}}^1$

素因数の和:484492

約数の個数: 48

約数和(自身を含む): 4883235840

約数和(自身を除く): 2916381020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 484447, 968894, 1937788, 2422235, 3391129, 4844470, 6782258, 9688940, 13564516, 14048963, 16955645, 28097926, 33911290, 56195852, 67822580, 70244815, 98342741, 140489630, 196685482, 280979260, 393370964, 491713705, 983427410, 1966854820]

約数ペア:

[(1, 1966854820), (2, 983427410), (4, 491713705), (5, 393370964), (7, 280979260), (10, 196685482), (14, 140489630), (20, 98342741), (28, 70244815), (29, 67822580), (35, 56195852), (58, 33911290), (70, 28097926), (116, 16955645), (140, 14048963), (145, 13564516), (203, 9688940), (290, 6782258), (406, 4844470), (580, 3391129), (812, 2422235), (1015, 1937788), (2030, 968894), (4060, 484447)]