1851290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{499}}^1$

素因数の和:566

約数の個数: 32

約数和(自身を含む): 3888000

約数和(自身を除く): 2036710

約数列:

[1, 2, 5, 7, 10, 14, 35, 53, 70, 106, 265, 371, 499, 530, 742, 998, 1855, 2495, 3493, 3710, 4990, 6986, 17465, 26447, 34930, 52894, 132235, 185129, 264470, 370258, 925645, 1851290]

約数ペア:

[(1, 1851290), (2, 925645), (5, 370258), (7, 264470), (10, 185129), (14, 132235), (35, 52894), (53, 34930), (70, 26447), (106, 17465), (265, 6986), (371, 4990), (499, 3710), (530, 3493), (742, 2495), (998, 1855)]