130891460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{934939}}^1$

素因数の和:934955

約数の個数: 24

約数和(自身を含む): 314139840

約数和(自身を除く): 183248380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 934939, 1869878, 3739756, 4674695, 6544573, 9349390, 13089146, 18698780, 26178292, 32722865, 65445730, 130891460]

約数ペア:

[(1, 130891460), (2, 65445730), (4, 32722865), (5, 26178292), (7, 18698780), (10, 13089146), (14, 9349390), (20, 6544573), (28, 4674695), (35, 3739756), (70, 1869878), (140, 934939)]