2019795020

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{727}}^1\times {\mathrm{2621}}^1$

素因数の和:3410

約数の個数: 48

約数和(自身を含む): 4329194688

約数和(自身を除く): 2309399668

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 727, 1060, 1454, 2621, 2908, 3635, 5242, 7270, 10484, 13105, 14540, 26210, 38531, 52420, 77062, 138913, 154124, 192655, 277826, 385310, 555652, 694565, 770620, 1389130, 1905467, 2778260, 3810934, 7621868, 9527335, 19054670, 38109340, 100989751, 201979502, 403959004, 504948755, 1009897510, 2019795020]

約数ペア:

[(1, 2019795020), (2, 1009897510), (4, 504948755), (5, 403959004), (10, 201979502), (20, 100989751), (53, 38109340), (106, 19054670), (212, 9527335), (265, 7621868), (530, 3810934), (727, 2778260), (1060, 1905467), (1454, 1389130), (2621, 770620), (2908, 694565), (3635, 555652), (5242, 385310), (7270, 277826), (10484, 192655), (13105, 154124), (14540, 138913), (26210, 77062), (38531, 52420)]