51720310

素因数分解:

$2^1\times 5^1\times {\mathrm{449}}^1\times {\mathrm{11519}}^1$

素因数の和:11975

約数の個数: 16

約数和(自身を含む): 93312000

約数和(自身を除く): 41591690

約数列:

[1, 2, 5, 10, 449, 898, 2245, 4490, 11519, 23038, 57595, 115190, 5172031, 10344062, 25860155, 51720310]

約数ペア:

[(1, 51720310), (2, 25860155), (5, 10344062), (10, 5172031), (449, 115190), (898, 57595), (2245, 23038), (4490, 11519)]