139164340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{23117}}^1$

素因数の和:23176

約数の個数: 48

約数和(自身を含む): 341776512

約数和(自身を除く): 202612172

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 860, 1204, 1505, 3010, 6020, 23117, 46234, 92468, 115585, 161819, 231170, 323638, 462340, 647276, 809095, 994031, 1618190, 1988062, 3236380, 3976124, 4970155, 6958217, 9940310, 13916434, 19880620, 27832868, 34791085, 69582170, 139164340]

約数ペア:

[(1, 139164340), (2, 69582170), (4, 34791085), (5, 27832868), (7, 19880620), (10, 13916434), (14, 9940310), (20, 6958217), (28, 4970155), (35, 3976124), (43, 3236380), (70, 1988062), (86, 1618190), (140, 994031), (172, 809095), (215, 647276), (301, 462340), (430, 323638), (602, 231170), (860, 161819), (1204, 115585), (1505, 92468), (3010, 46234), (6020, 23117)]