20730333890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1051}}^1\times {\mathrm{281777}}^1$

素因数の和:282842

約数の個数: 32

約数和(自身を含む): 42685985664

約数和(自身を除く): 21955651774

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1051, 2102, 5255, 7357, 10510, 14714, 36785, 73570, 281777, 563554, 1408885, 1972439, 2817770, 3944878, 9862195, 19724390, 296147627, 592295254, 1480738135, 2073033389, 2961476270, 4146066778, 10365166945, 20730333890]

約数ペア:

[(1, 20730333890), (2, 10365166945), (5, 4146066778), (7, 2961476270), (10, 2073033389), (14, 1480738135), (35, 592295254), (70, 296147627), (1051, 19724390), (2102, 9862195), (5255, 3944878), (7357, 2817770), (10510, 1972439), (14714, 1408885), (36785, 563554), (73570, 281777)]