253045340

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{744251}}^1$

素因数の和:744277

約数の個数: 24

約数和(自身を含む): 562654512

約数和(自身を除く): 309609172

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 744251, 1488502, 2977004, 3721255, 7442510, 12652267, 14885020, 25304534, 50609068, 63261335, 126522670, 253045340]

約数ペア:

[(1, 253045340), (2, 126522670), (4, 63261335), (5, 50609068), (10, 25304534), (17, 14885020), (20, 12652267), (34, 7442510), (68, 3721255), (85, 2977004), (170, 1488502), (340, 744251)]