9395920

素因数分解:

$2^4\times 5^1\times {\mathrm{257}}^1\times {\mathrm{457}}^1$

素因数の和:727

約数の個数: 40

約数和(自身を含む): 21978504

約数和(自身を除く): 12582584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 257, 457, 514, 914, 1028, 1285, 1828, 2056, 2285, 2570, 3656, 4112, 4570, 5140, 7312, 9140, 10280, 18280, 20560, 36560, 117449, 234898, 469796, 587245, 939592, 1174490, 1879184, 2348980, 4697960, 9395920]

約数ペア:

[(1, 9395920), (2, 4697960), (4, 2348980), (5, 1879184), (8, 1174490), (10, 939592), (16, 587245), (20, 469796), (40, 234898), (80, 117449), (257, 36560), (457, 20560), (514, 18280), (914, 10280), (1028, 9140), (1285, 7312), (1828, 5140), (2056, 4570), (2285, 4112), (2570, 3656)]