2097087070

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{520369}}^1$

素因数の和:520420

約数の個数: 32

約数和(自身を含む): 4196263680

約数和(自身を除く): 2099176610

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 520369, 1040738, 2601845, 5203690, 6764797, 13529594, 16131439, 32262878, 33823985, 67647970, 80657195, 161314390, 209708707, 419417414, 1048543535, 2097087070]

約数ペア:

[(1, 2097087070), (2, 1048543535), (5, 419417414), (10, 209708707), (13, 161314390), (26, 80657195), (31, 67647970), (62, 33823985), (65, 32262878), (130, 16131439), (155, 13529594), (310, 6764797), (403, 5203690), (806, 2601845), (2015, 1040738), (4030, 520369)]