858341380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{21863}}^1$

素因数の和:22036

約数の個数: 48

約数和(自身を含む): 1954116864

約数和(自身を除く): 1095775484

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 151, 260, 302, 604, 755, 1510, 1963, 3020, 3926, 7852, 9815, 19630, 21863, 39260, 43726, 87452, 109315, 218630, 284219, 437260, 568438, 1136876, 1421095, 2842190, 3301313, 5684380, 6602626, 13205252, 16506565, 33013130, 42917069, 66026260, 85834138, 171668276, 214585345, 429170690, 858341380]

約数ペア:

[(1, 858341380), (2, 429170690), (4, 214585345), (5, 171668276), (10, 85834138), (13, 66026260), (20, 42917069), (26, 33013130), (52, 16506565), (65, 13205252), (130, 6602626), (151, 5684380), (260, 3301313), (302, 2842190), (604, 1421095), (755, 1136876), (1510, 568438), (1963, 437260), (3020, 284219), (3926, 218630), (7852, 109315), (9815, 87452), (19630, 43726), (21863, 39260)]