662332970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{20627}}^1$

素因数の和:20679

約数の個数: 48

約数和(自身を含む): 1358972640

約数和(自身を除く): 696639670

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 169, 190, 247, 338, 494, 845, 1235, 1690, 2470, 3211, 6422, 16055, 20627, 32110, 41254, 103135, 206270, 268151, 391913, 536302, 783826, 1340755, 1959565, 2681510, 3485963, 3919130, 5094869, 6971926, 10189738, 17429815, 25474345, 34859630, 50948690, 66233297, 132466594, 331166485, 662332970]

約数ペア:

[(1, 662332970), (2, 331166485), (5, 132466594), (10, 66233297), (13, 50948690), (19, 34859630), (26, 25474345), (38, 17429815), (65, 10189738), (95, 6971926), (130, 5094869), (169, 3919130), (190, 3485963), (247, 2681510), (338, 1959565), (494, 1340755), (845, 783826), (1235, 536302), (1690, 391913), (2470, 268151), (3211, 206270), (6422, 103135), (16055, 41254), (20627, 32110)]