26974760

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{15683}}^1$

素因数の和:15737

約数の個数: 32

約数和(自身を含む): 62108640

約数和(自身を除く): 35133880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 15683, 31366, 62732, 78415, 125464, 156830, 313660, 627320, 674369, 1348738, 2697476, 3371845, 5394952, 6743690, 13487380, 26974760]

約数ペア:

[(1, 26974760), (2, 13487380), (4, 6743690), (5, 5394952), (8, 3371845), (10, 2697476), (20, 1348738), (40, 674369), (43, 627320), (86, 313660), (172, 156830), (215, 125464), (344, 78415), (430, 62732), (860, 31366), (1720, 15683)]