53139980

素因数分解:

$2^2\times 5^1\times {\mathrm{1171}}^1\times {\mathrm{2269}}^1$

素因数の和:3449

約数の個数: 24

約数和(自身を含む): 111738480

約数和(自身を除く): 58598500

約数列:

[1, 2, 4, 5, 10, 20, 1171, 2269, 2342, 4538, 4684, 5855, 9076, 11345, 11710, 22690, 23420, 45380, 2656999, 5313998, 10627996, 13284995, 26569990, 53139980]

約数ペア:

[(1, 53139980), (2, 26569990), (4, 13284995), (5, 10627996), (10, 5313998), (20, 2656999), (1171, 45380), (2269, 23420), (2342, 22690), (4538, 11710), (4684, 11345), (5855, 9076)]