47431420

素因数分解:

$2^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{13249}}^1$

素因数の和:13437

約数の個数: 24

約数和(自身を含む): 100170000

約数和(自身を除く): 52738580

約数列:

[1, 2, 4, 5, 10, 20, 179, 358, 716, 895, 1790, 3580, 13249, 26498, 52996, 66245, 132490, 264980, 2371571, 4743142, 9486284, 11857855, 23715710, 47431420]

約数ペア:

[(1, 47431420), (2, 23715710), (4, 11857855), (5, 9486284), (10, 4743142), (20, 2371571), (179, 264980), (358, 132490), (716, 66245), (895, 52996), (1790, 26498), (3580, 13249)]