90796880

素因数分解:

$2^4\times 5^1\times {\mathrm{1134961}}^1$

素因数の和:1134974

約数の個数: 20

約数和(自身を含む): 211102932

約数和(自身を除く): 120306052

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1134961, 2269922, 4539844, 5674805, 9079688, 11349610, 18159376, 22699220, 45398440, 90796880]

約数ペア:

[(1, 90796880), (2, 45398440), (4, 22699220), (5, 18159376), (8, 11349610), (10, 9079688), (16, 5674805), (20, 4539844), (40, 2269922), (80, 1134961)]