13258240

素因数分解:

$2^9\times 5^1\times {\mathrm{5179}}^1$

素因数の和:5202

約数の個数: 40

約数和(自身を含む): 31794840

約数和(自身を除く): 18536600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 5179, 10358, 20716, 25895, 41432, 51790, 82864, 103580, 165728, 207160, 331456, 414320, 662912, 828640, 1325824, 1657280, 2651648, 3314560, 6629120, 13258240]

約数ペア:

[(1, 13258240), (2, 6629120), (4, 3314560), (5, 2651648), (8, 1657280), (10, 1325824), (16, 828640), (20, 662912), (32, 414320), (40, 331456), (64, 207160), (80, 165728), (128, 103580), (160, 82864), (256, 51790), (320, 41432), (512, 25895), (640, 20716), (1280, 10358), (2560, 5179)]