9895040

素因数分解:

$2^7\times 5^1\times {\mathrm{15461}}^1$

素因数の和:15480

約数の個数: 32

約数和(自身を含む): 23656860

約数和(自身を除く): 13761820

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 15461, 30922, 61844, 77305, 123688, 154610, 247376, 309220, 494752, 618440, 989504, 1236880, 1979008, 2473760, 4947520, 9895040]

約数ペア:

[(1, 9895040), (2, 4947520), (4, 2473760), (5, 1979008), (8, 1236880), (10, 989504), (16, 618440), (20, 494752), (32, 309220), (40, 247376), (64, 154610), (80, 123688), (128, 77305), (160, 61844), (320, 30922), (640, 15461)]