2158202480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{3853933}}^1$

素因数の和:3853953

約数の個数: 40

約数和(自身を含む): 5734653792

約数和(自身を除く): 3576451312

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 3853933, 7707866, 15415732, 19269665, 26977531, 30831464, 38539330, 53955062, 61662928, 77078660, 107910124, 134887655, 154157320, 215820248, 269775310, 308314640, 431640496, 539550620, 1079101240, 2158202480]

約数ペア:

[(1, 2158202480), (2, 1079101240), (4, 539550620), (5, 431640496), (7, 308314640), (8, 269775310), (10, 215820248), (14, 154157320), (16, 134887655), (20, 107910124), (28, 77078660), (35, 61662928), (40, 53955062), (56, 38539330), (70, 30831464), (80, 26977531), (112, 19269665), (140, 15415732), (280, 7707866), (560, 3853933)]