47272840

素因数分解:

$2^3\times 5^1\times {\mathrm{907}}^1\times {\mathrm{1303}}^1$

素因数の和:2221

約数の個数: 32

約数和(自身を含む): 106562880

約数和(自身を除く): 59290040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 907, 1303, 1814, 2606, 3628, 4535, 5212, 6515, 7256, 9070, 10424, 13030, 18140, 26060, 36280, 52120, 1181821, 2363642, 4727284, 5909105, 9454568, 11818210, 23636420, 47272840]

約数ペア:

[(1, 47272840), (2, 23636420), (4, 11818210), (5, 9454568), (8, 5909105), (10, 4727284), (20, 2363642), (40, 1181821), (907, 52120), (1303, 36280), (1814, 26060), (2606, 18140), (3628, 13030), (4535, 10424), (5212, 9070), (6515, 7256)]