12492920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{28393}}^1$

素因数の和:28415

約数の個数: 32

約数和(自身を含む): 30665520

約数和(自身を除く): 18172600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 28393, 56786, 113572, 141965, 227144, 283930, 312323, 567860, 624646, 1135720, 1249292, 1561615, 2498584, 3123230, 6246460, 12492920]

約数ペア:

[(1, 12492920), (2, 6246460), (4, 3123230), (5, 2498584), (8, 1561615), (10, 1249292), (11, 1135720), (20, 624646), (22, 567860), (40, 312323), (44, 283930), (55, 227144), (88, 141965), (110, 113572), (220, 56786), (440, 28393)]