2080321755

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{71971}}^1$

素因数の和:72067

約数の個数: 32

約数和(自身を含む): 3482293248

約数和(自身を除く): 1401971493

約数列:

[1, 3, 5, 15, 41, 47, 123, 141, 205, 235, 615, 705, 1927, 5781, 9635, 28905, 71971, 215913, 359855, 1079565, 2950811, 3382637, 8852433, 10147911, 14754055, 16913185, 44262165, 50739555, 138688117, 416064351, 693440585, 2080321755]

約数ペア:

[(1, 2080321755), (3, 693440585), (5, 416064351), (15, 138688117), (41, 50739555), (47, 44262165), (123, 16913185), (141, 14754055), (205, 10147911), (235, 8852433), (615, 3382637), (705, 2950811), (1927, 1079565), (5781, 359855), (9635, 215913), (28905, 71971)]