205554340

素因数分解:

$2^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{43003}}^1$

素因数の和:43251

約数の個数: 24

約数和(自身を含む): 433480320

約数和(自身を除く): 227925980

約数列:

[1, 2, 4, 5, 10, 20, 239, 478, 956, 1195, 2390, 4780, 43003, 86006, 172012, 215015, 430030, 860060, 10277717, 20555434, 41110868, 51388585, 102777170, 205554340]

約数ペア:

[(1, 205554340), (2, 102777170), (4, 51388585), (5, 41110868), (10, 20555434), (20, 10277717), (239, 860060), (478, 430030), (956, 215015), (1195, 172012), (2390, 86006), (4780, 43003)]