65421580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{467297}}^1$

素因数の和:467313

約数の個数: 24

約数和(自身を含む): 157012128

約数和(自身を除く): 91590548

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 467297, 934594, 1869188, 2336485, 3271079, 4672970, 6542158, 9345940, 13084316, 16355395, 32710790, 65421580]

約数ペア:

[(1, 65421580), (2, 32710790), (4, 16355395), (5, 13084316), (7, 9345940), (10, 6542158), (14, 4672970), (20, 3271079), (28, 2336485), (35, 1869188), (70, 934594), (140, 467297)]