9726020

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{409}}^1$

素因数の和:488

約数の個数: 48

約数和(自身を含む): 21697200

約数和(自身を除く): 11971180

約数列:

[1, 2, 4, 5, 10, 20, 29, 41, 58, 82, 116, 145, 164, 205, 290, 409, 410, 580, 818, 820, 1189, 1636, 2045, 2378, 4090, 4756, 5945, 8180, 11861, 11890, 16769, 23722, 23780, 33538, 47444, 59305, 67076, 83845, 118610, 167690, 237220, 335380, 486301, 972602, 1945204, 2431505, 4863010, 9726020]

約数ペア:

[(1, 9726020), (2, 4863010), (4, 2431505), (5, 1945204), (10, 972602), (20, 486301), (29, 335380), (41, 237220), (58, 167690), (82, 118610), (116, 83845), (145, 67076), (164, 59305), (205, 47444), (290, 33538), (409, 23780), (410, 23722), (580, 16769), (818, 11890), (820, 11861), (1189, 8180), (1636, 5945), (2045, 4756), (2378, 4090)]