201731380

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^2\times {\mathrm{881}}^1$

素因数の和:1104

約数の個数: 36

約数和(自身を含む): 428117508

約数和(自身を除く): 226386128

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 881, 1070, 1762, 2140, 3524, 4405, 8810, 11449, 17620, 22898, 45796, 57245, 94267, 114490, 188534, 228980, 377068, 471335, 942670, 1885340, 10086569, 20173138, 40346276, 50432845, 100865690, 201731380]

約数ペア:

[(1, 201731380), (2, 100865690), (4, 50432845), (5, 40346276), (10, 20173138), (20, 10086569), (107, 1885340), (214, 942670), (428, 471335), (535, 377068), (881, 228980), (1070, 188534), (1762, 114490), (2140, 94267), (3524, 57245), (4405, 45796), (8810, 22898), (11449, 17620)]