200820440

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{74933}}^1$

素因数の和:75011

約数の個数: 32

約数和(自身を含む): 458596080

約数和(自身を除く): 257775640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 74933, 149866, 299732, 374665, 599464, 749330, 1498660, 2997320, 5020511, 10041022, 20082044, 25102555, 40164088, 50205110, 100410220, 200820440]

約数ペア:

[(1, 200820440), (2, 100410220), (4, 50205110), (5, 40164088), (8, 25102555), (10, 20082044), (20, 10041022), (40, 5020511), (67, 2997320), (134, 1498660), (268, 749330), (335, 599464), (536, 374665), (670, 299732), (1340, 149866), (2680, 74933)]