242575420

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{263}}^1\times {\mathrm{431}}^1$

素因数の和:810

約数の個数: 48

約数和(自身を含む): 517321728

約数和(自身を除く): 274746308

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 263, 428, 431, 526, 535, 862, 1052, 1070, 1315, 1724, 2140, 2155, 2630, 4310, 5260, 8620, 28141, 46117, 56282, 92234, 112564, 113353, 140705, 184468, 226706, 230585, 281410, 453412, 461170, 562820, 566765, 922340, 1133530, 2267060, 12128771, 24257542, 48515084, 60643855, 121287710, 242575420]

約数ペア:

[(1, 242575420), (2, 121287710), (4, 60643855), (5, 48515084), (10, 24257542), (20, 12128771), (107, 2267060), (214, 1133530), (263, 922340), (428, 566765), (431, 562820), (526, 461170), (535, 453412), (862, 281410), (1052, 230585), (1070, 226706), (1315, 184468), (1724, 140705), (2140, 113353), (2155, 112564), (2630, 92234), (4310, 56282), (5260, 46117), (8620, 28141)]