207172020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{313897}}^1$

素因数の和:313920

約数の個数: 48

約数和(自身を含む): 632818368

約数和(自身を除く): 425646348

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 313897, 627794, 941691, 1255588, 1569485, 1883382, 3138970, 3452867, 3766764, 4708455, 6277940, 6905734, 9416910, 10358601, 13811468, 17264335, 18833820, 20717202, 34528670, 41434404, 51793005, 69057340, 103586010, 207172020]

約数ペア:

[(1, 207172020), (2, 103586010), (3, 69057340), (4, 51793005), (5, 41434404), (6, 34528670), (10, 20717202), (11, 18833820), (12, 17264335), (15, 13811468), (20, 10358601), (22, 9416910), (30, 6905734), (33, 6277940), (44, 4708455), (55, 3766764), (60, 3452867), (66, 3138970), (110, 1883382), (132, 1569485), (165, 1255588), (220, 941691), (330, 627794), (660, 313897)]