20227715120

素因数分解:

$2^4\times 5^1\times {\mathrm{379}}^1\times {\mathrm{667141}}^1$

素因数の和:667533

約数の個数: 40

約数和(自身を含む): 47153596560

約数和(自身を除く): 26925881440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 379, 758, 1516, 1895, 3032, 3790, 6064, 7580, 15160, 30320, 667141, 1334282, 2668564, 3335705, 5337128, 6671410, 10674256, 13342820, 26685640, 53371280, 252846439, 505692878, 1011385756, 1264232195, 2022771512, 2528464390, 4045543024, 5056928780, 10113857560, 20227715120]

約数ペア:

[(1, 20227715120), (2, 10113857560), (4, 5056928780), (5, 4045543024), (8, 2528464390), (10, 2022771512), (16, 1264232195), (20, 1011385756), (40, 505692878), (80, 252846439), (379, 53371280), (758, 26685640), (1516, 13342820), (1895, 10674256), (3032, 6671410), (3790, 5337128), (6064, 3335705), (7580, 2668564), (15160, 1334282), (30320, 667141)]