2052806840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{7331453}}^1$

素因数の和:7331471

約数の個数: 32

約数和(自身を含む): 5278646880

約数和(自身を除く): 3225840040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 7331453, 14662906, 29325812, 36657265, 51320171, 58651624, 73314530, 102640342, 146629060, 205280684, 256600855, 293258120, 410561368, 513201710, 1026403420, 2052806840]

約数ペア:

[(1, 2052806840), (2, 1026403420), (4, 513201710), (5, 410561368), (7, 293258120), (8, 256600855), (10, 205280684), (14, 146629060), (20, 102640342), (28, 73314530), (35, 58651624), (40, 51320171), (56, 36657265), (70, 29325812), (140, 14662906), (280, 7331453)]