1977920

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{883}}^1$

素因数の和:907

約数の個数: 56

約数和(自身を含む): 5388864

約数和(自身を除く): 3410944

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 883, 1120, 1766, 2240, 3532, 4415, 6181, 7064, 8830, 12362, 14128, 17660, 24724, 28256, 30905, 35320, 49448, 56512, 61810, 70640, 98896, 123620, 141280, 197792, 247240, 282560, 395584, 494480, 988960, 1977920]

約数ペア:

[(1, 1977920), (2, 988960), (4, 494480), (5, 395584), (7, 282560), (8, 247240), (10, 197792), (14, 141280), (16, 123620), (20, 98896), (28, 70640), (32, 61810), (35, 56512), (40, 49448), (56, 35320), (64, 30905), (70, 28256), (80, 24724), (112, 17660), (140, 14128), (160, 12362), (224, 8830), (280, 7064), (320, 6181), (448, 4415), (560, 3532), (883, 2240), (1120, 1766)]