26458210

素因数分解:

$2^1\times 5^1\times {\mathrm{409}}^1\times {\mathrm{6469}}^1$

素因数の和:6885

約数の個数: 16

約数和(自身を含む): 47748600

約数和(自身を除く): 21290390

約数列:

[1, 2, 5, 10, 409, 818, 2045, 4090, 6469, 12938, 32345, 64690, 2645821, 5291642, 13229105, 26458210]

約数ペア:

[(1, 26458210), (2, 13229105), (5, 5291642), (10, 2645821), (409, 64690), (818, 32345), (2045, 12938), (4090, 6469)]