20646874410

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{16005329}}^1$

素因数の和:16005382

約数の個数: 32

約数和(自身を含む): 50704885440

約数和(自身を除く): 30058011030

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 16005329, 32010658, 48015987, 80026645, 96031974, 160053290, 240079935, 480159870, 688229147, 1376458294, 2064687441, 3441145735, 4129374882, 6882291470, 10323437205, 20646874410]

約数ペア:

[(1, 20646874410), (2, 10323437205), (3, 6882291470), (5, 4129374882), (6, 3441145735), (10, 2064687441), (15, 1376458294), (30, 688229147), (43, 480159870), (86, 240079935), (129, 160053290), (215, 96031974), (258, 80026645), (430, 48015987), (645, 32010658), (1290, 16005329)]